diff --git a/lib/loader.js b/lib/loader.js
index 3117b68..4e34854 100644
--- a/lib/loader.js
+++ b/lib/loader.js
@@ -5,11 +5,12 @@ const SVGCompiler = require('svg-baker');
 const { NAMESPACE } = require('./config');
 const configure = require('./configurator');
 const Exceptions = require('./exceptions');
+const fileTypeDetect = require('./utils/file-type-detect');
 
 let svgCompiler = new SVGCompiler();
 
 // eslint-disable-next-line consistent-return
-module.exports = function loader(content) {
+module.exports = function loader(contentBuffer) {
   if (this.cacheable) {
     this.cacheable();
   }
@@ -24,7 +25,13 @@ module.exports = function loader(content) {
   const parentCompiler = isChildCompiler ? compiler.parentCompilation.compiler : null;
   const matchedRules = getOptions(loaderContext);
 
-  if (!content.includes('<svg')) {
+  const content = contentBuffer.toString();
+  const isSVG = fileTypeDetect.isSVG(content);
+
+  if (
+    !isSVG &&
+    !fileTypeDetect.isImage(contentBuffer)
+  ) {
     throw new Exceptions.InvalidSvg(content, matchedRules);
   }
 
@@ -72,7 +79,11 @@ module.exports = function loader(content) {
       regExp: config.symbolRegExp
     });
   }
-  svgCompiler.addSymbol({ id, content, path: resourcePath + resourceQuery })
+  svgCompiler.addSymbol({
+    id,
+    content: isSVG ? content : contentBuffer,
+    path: resourcePath + resourceQuery
+  })
     .then((symbol) => {
       const runtime = runtimeGenerator({ symbol, config, context: loaderContext.context, loaderContext });
       done(null, runtime);
@@ -80,3 +91,5 @@ module.exports = function loader(content) {
 };
 
 module.exports.NAMESPACE = NAMESPACE;
+
+module.exports.raw = true;
diff --git a/lib/utils/file-type-detect.js b/lib/utils/file-type-detect.js
new file mode 100644
index 0000000..b79bb01
--- /dev/null
+++ b/lib/utils/file-type-detect.js
@@ -0,0 +1,27 @@
+const imageSize = require('image-size');
+
+/**
+ * detect whether content is an image
+ * @param {Buffer} content
+ * @return {boolean}
+ */
+function isImage(content) {
+  try {
+    imageSize(content);
+    return true;
+  } catch (err) {
+    return false;
+  }
+}
+
+/**
+ * detect whether content is an image
+ * @param {string} content
+ * @return {boolean}
+ */
+function isSVG(content) {
+  return content.includes('<svg');
+}
+
+exports.isImage = isImage;
+exports.isSVG = isSVG;
diff --git a/package.json b/package.json
index 5ffb72a..2bca82b 100644
--- a/package.json
+++ b/package.json
@@ -35,6 +35,7 @@
     "deepmerge": "1.3.2",
     "domready": "1.0.8",
     "escape-string-regexp": "1.0.5",
+    "image-size": "^0.5.5",
     "loader-utils": "^1.1.0",
     "svg-baker": "^1.5.0",
     "svg-baker-runtime": "^1.4.7",
diff --git a/yarn.lock b/yarn.lock
index 6f4f173..0ce2159 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -46,16 +46,6 @@ agent-base@2:
     extend "~3.0.0"
     semver "~5.0.1"
 
-ajv-errors@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/ajv-errors/-/ajv-errors-1.0.1.tgz#f35986aceb91afadec4102fbd85014950cefa64d"
-  integrity sha512-DCRfO/4nQ+89p/RK43i8Ezd41EqdGIU4ld7nGF8OQ14oc/we5rEntLCUa7+jrn3nn83BosfwZA0wb4pon2o8iQ==
-
-ajv-keywords@^3.1.0:
-  version "3.4.1"
-  resolved "https://registry.yarnpkg.com/ajv-keywords/-/ajv-keywords-3.4.1.tgz#ef916e271c64ac12171fd8384eaae6b2345854da"
-  integrity sha512-RO1ibKvd27e6FEShVFfPALuHI3WjSVNeK5FIsmme/LYRNxjKuNj+Dt7bucLa6NdSv3JcVTyMlm9kGR84z1XpaQ==
-
 ajv@^4.9.1:
   version "4.11.8"
   resolved "https://registry.yarnpkg.com/ajv/-/ajv-4.11.8.tgz#82ffb02b29e662ae53bdc20af15947706739c536"
@@ -63,7 +53,7 @@ ajv@^4.9.1:
     co "^4.6.0"
     json-stable-stringify "^1.0.1"
 
-ajv@^6.1.0, ajv@^6.5.5:
+ajv@^6.5.5:
   version "6.11.0"
   resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.11.0.tgz#c3607cbc8ae392d8a5a536f25b21f8e5f3f87fe9"
   integrity sha512-nCprB/0syFYy9fVYU1ox1l2KN8S9I+tziH8D4zdZuLT3N6RMlGSGt5FSTpAiHB/Whv8Qs1cWHma1aMKZyaHRKA==
@@ -288,10 +278,6 @@ assign-symbols@^1.0.0:
   resolved "https://registry.yarnpkg.com/assign-symbols/-/assign-symbols-1.0.0.tgz#59667f41fadd4f20ccbc2bb96b8d4f7f78ec0367"
   integrity sha1-WWZ/QfrdTyDMvCu5a41Pf3jsA2c=
 
-ast-types@0.9.6:
-  version "0.9.6"
-  resolved "https://registry.yarnpkg.com/ast-types/-/ast-types-0.9.6.tgz#102c9e9e9005d3e7e3829bf0c4fa24ee862ee9b9"
-
 async@1.x, async@^1.4.0, async@~1.5.2:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
@@ -927,10 +913,6 @@ bluebird@^3.5.0:
   resolved "https://registry.yarnpkg.com/bluebird/-/bluebird-3.7.2.tgz#9f229c15be272454ffa973ace0dbee79a1b0c36f"
   integrity sha512-XpNj6GDQzdfW+r2Wnn7xiSAd7TM3jzkxGXBGTtWKuSXv1xUV+azxAm8jdWZN06QTQk+2N2XB9jRDkvbmQmcRtg==
 
-boolbase@~1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/boolbase/-/boolbase-1.0.0.tgz#68dff5fbe60c51eb37725ea9e3ed310dcc1e776e"
-
 boom@2.x.x:
   version "2.10.1"
   resolved "https://registry.yarnpkg.com/boom/-/boom-2.10.1.tgz#39c8918ceff5799f83f9492a848f625add0c766f"
@@ -1096,7 +1078,7 @@ caching-transform@^1.0.0:
     mkdirp "^0.5.1"
     write-file-atomic "^1.1.4"
 
-camel-case@3.0.x, camel-case@^3.0.0:
+camel-case@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/camel-case/-/camel-case-3.0.0.tgz#ca3c3688a4e9cf3a4cda777dc4dcbc713249cf73"
   dependencies:
@@ -1314,12 +1296,6 @@ class-utils@^0.3.5:
     isobject "^3.0.0"
     static-extend "^0.1.1"
 
-clean-css@4.1.x:
-  version "4.1.11"
-  resolved "https://registry.yarnpkg.com/clean-css/-/clean-css-4.1.11.tgz#2ecdf145aba38f54740f26cefd0ff3e03e125d6a"
-  dependencies:
-    source-map "0.5.x"
-
 cli-boxes@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/cli-boxes/-/cli-boxes-1.0.0.tgz#4fa917c3e59c94a004cd61f8ee509da651687143"
@@ -1483,10 +1459,6 @@ commander@2.11.0:
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.11.0.tgz#157152fd1e7a6c8d98a5b715cf376df928004563"
   integrity sha512-b0553uYA5YAEGgyYIGYROzKQ7X5RAqedkfjiZxwi0kL1g3bOaBNNZfYkzt/CL0umgD5wc9Jec2FbB98CjkMRvQ==
 
-commander@2.15.x, commander@~2.15.0:
-  version "2.15.1"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.15.1.tgz#df46e867d0fc2aec66a34662b406a9ccafff5b0f"
-
 commander@2.9.0:
   version "2.9.0"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.9.0.tgz#9c99094176e12240cb22d6c5146098400fe0f7d4"
@@ -1870,15 +1842,6 @@ css-loader@^0.28.0:
     postcss-value-parser "^3.3.0"
     source-list-map "^2.0.0"
 
-css-select@^1.1.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/css-select/-/css-select-1.2.0.tgz#2b3a110539c5355f1cd8d314623e870b121ec858"
-  dependencies:
-    boolbase "~1.0.0"
-    css-what "2.1"
-    domutils "1.5.1"
-    nth-check "~1.0.1"
-
 css-selector-tokenizer@^0.7.0:
   version "0.7.1"
   resolved "https://registry.yarnpkg.com/css-selector-tokenizer/-/css-selector-tokenizer-0.7.1.tgz#a177271a8bca5019172f4f891fc6eed9cbf68d5d"
@@ -1888,10 +1851,6 @@ css-selector-tokenizer@^0.7.0:
     fastparse "^1.1.1"
     regexpu-core "^1.0.0"
 
-css-what@2.1:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/css-what/-/css-what-2.1.0.tgz#9467d032c38cfaefb9f2d79501253062f87fa1bd"
-
 cssesc@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/cssesc/-/cssesc-0.1.0.tgz#c814903e45623371a0477b40109aaafbeeaddbb4"
@@ -2183,12 +2142,6 @@ doctrine@1.5.0:
     esutils "^2.0.2"
     isarray "^1.0.0"
 
-dom-converter@~0.1:
-  version "0.1.4"
-  resolved "https://registry.yarnpkg.com/dom-converter/-/dom-converter-0.1.4.tgz#a45ef5727b890c9bffe6d7c876e7b19cb0e17f3b"
-  dependencies:
-    utila "~0.3"
-
 dom-serializer@0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/dom-serializer/-/dom-serializer-0.1.0.tgz#073c697546ce0780ce23be4a28e293e40bc30c82"
@@ -2204,12 +2157,6 @@ domelementtype@~1.1.1:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/domelementtype/-/domelementtype-1.1.3.tgz#bd28773e2642881aec51544924299c5cd822185b"
 
-domhandler@2.1:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/domhandler/-/domhandler-2.1.0.tgz#d2646f5e57f6c3bab11cf6cb05d3c0acf7412594"
-  dependencies:
-    domelementtype "1"
-
 domhandler@^2.3.0:
   version "2.4.1"
   resolved "https://registry.yarnpkg.com/domhandler/-/domhandler-2.4.1.tgz#892e47000a99be55bbf3774ffea0561d8879c259"
@@ -2220,19 +2167,6 @@ domready@1.0.8:
   version "1.0.8"
   resolved "https://registry.yarnpkg.com/domready/-/domready-1.0.8.tgz#91f252e597b65af77e745ae24dd0185d5e26d58c"
 
-domutils@1.1:
-  version "1.1.6"
-  resolved "https://registry.yarnpkg.com/domutils/-/domutils-1.1.6.tgz#bddc3de099b9a2efacc51c623f28f416ecc57485"
-  dependencies:
-    domelementtype "1"
-
-domutils@1.5.1:
-  version "1.5.1"
-  resolved "https://registry.yarnpkg.com/domutils/-/domutils-1.5.1.tgz#dcd8488a26f563d61079e48c9f7b7e32373682cf"
-  dependencies:
-    dom-serializer "0"
-    domelementtype "1"
-
 domutils@^1.5.1:
   version "1.7.0"
   resolved "https://registry.yarnpkg.com/domutils/-/domutils-1.7.0.tgz#56ea341e834e06e6748af7a1cb25da67ea9f8c2a"
@@ -2390,13 +2324,6 @@ es-to-primitive@^1.2.1:
     is-date-object "^1.0.1"
     is-symbol "^1.0.2"
 
-es6-templates@^0.2.3:
-  version "0.2.3"
-  resolved "https://registry.yarnpkg.com/es6-templates/-/es6-templates-0.2.3.tgz#5cb9ac9fb1ded6eb1239342b81d792bbb4078ee4"
-  dependencies:
-    recast "~0.11.12"
-    through "~2.3.6"
-
 escape-string-regexp@1.0.5, escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
@@ -2464,10 +2391,6 @@ esprima@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/esprima/-/esprima-4.0.0.tgz#4499eddcd1110e0b218bacf2fa7f7f59f55ca804"
 
-esprima@~3.1.0:
-  version "3.1.3"
-  resolved "https://registry.yarnpkg.com/esprima/-/esprima-3.1.3.tgz#fdca51cee6133895e3c88d535ce49dbff62a4633"
-
 estraverse@^1.9.1:
   version "1.9.3"
   resolved "https://registry.yarnpkg.com/estraverse/-/estraverse-1.9.3.tgz#af67f2dc922582415950926091a4005d29c9bb44"
@@ -2668,14 +2591,6 @@ figures@^2.0.0:
   dependencies:
     escape-string-regexp "^1.0.5"
 
-file-loader@^3.0.1:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/file-loader/-/file-loader-3.0.1.tgz#f8e0ba0b599918b51adfe45d66d1e771ad560faa"
-  integrity sha512-4sNIOXgtH/9WZq4NvlfU3Opn5ynUsqBwSLyM+I7UOwdGigTBYfVVQEwe/msZNX/j4pCJTIM14Fsw66Svo1oVrw==
-  dependencies:
-    loader-utils "^1.0.2"
-    schema-utils "^1.0.0"
-
 filename-regex@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/filename-regex/-/filename-regex-2.0.1.tgz#c1c4b9bee3e09725ddb106b75c1e301fe2f18b26"
@@ -3375,15 +3290,15 @@ hawk@~3.1.3:
     hoek "2.x.x"
     sntp "1.x.x"
 
-he@1.1.x, he@^1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/he/-/he-1.1.1.tgz#93410fd21b009735151f8868c2f271f3427e23fd"
-
 he@1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/he/-/he-1.2.0.tgz#84ae65fa7eafb165fddb61566ae14baf05664f0f"
   integrity sha512-F/1DnUGPopORZi0ni+CvrCgHQ5FyEAHRLSApuYWMmrbSwoN2Mn/7k+Gl38gJnR7yyDZk6WLXwiGod1JOWNDKGw==
 
+he@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/he/-/he-1.1.1.tgz#93410fd21b009735151f8868c2f271f3427e23fd"
+
 hoek@2.x.x:
   version "2.16.3"
   resolved "https://registry.yarnpkg.com/hoek/-/hoek-2.16.3.tgz#20bb7403d3cea398e91dc4710a8ff1b8274a25ed"
@@ -3413,40 +3328,6 @@ html-comment-regex@^1.1.0:
   resolved "https://registry.yarnpkg.com/html-comment-regex/-/html-comment-regex-1.1.2.tgz#97d4688aeb5c81886a364faa0cad1dda14d433a7"
   integrity sha512-P+M65QY2JQ5Y0G9KKdlDpo0zK+/OHptU5AaBwUfAIDJZk1MYf32Frm84EcOytfJE0t5JvkAnKlmjsXDnWzCJmQ==
 
-html-loader@^0.5.5:
-  version "0.5.5"
-  resolved "https://registry.yarnpkg.com/html-loader/-/html-loader-0.5.5.tgz#6356dbeb0c49756d8ebd5ca327f16ff06ab5faea"
-  dependencies:
-    es6-templates "^0.2.3"
-    fastparse "^1.1.1"
-    html-minifier "^3.5.8"
-    loader-utils "^1.1.0"
-    object-assign "^4.1.1"
-
-html-minifier@^3.2.3, html-minifier@^3.5.8:
-  version "3.5.17"
-  resolved "https://registry.yarnpkg.com/html-minifier/-/html-minifier-3.5.17.tgz#fe9834c4288e4d5b4dfe18fbc7f3f811c108e5ea"
-  dependencies:
-    camel-case "3.0.x"
-    clean-css "4.1.x"
-    commander "2.15.x"
-    he "1.1.x"
-    param-case "2.1.x"
-    relateurl "0.2.x"
-    uglify-js "3.4.x"
-
-html-webpack-plugin@^3.2.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/html-webpack-plugin/-/html-webpack-plugin-3.2.0.tgz#b01abbd723acaaa7b37b6af4492ebda03d9dd37b"
-  dependencies:
-    html-minifier "^3.2.3"
-    loader-utils "^0.2.16"
-    lodash "^4.17.3"
-    pretty-error "^2.0.2"
-    tapable "^1.0.0"
-    toposort "^1.0.0"
-    util.promisify "1.0.0"
-
 htmlparser2@^3.8.3:
   version "3.9.2"
   resolved "https://registry.yarnpkg.com/htmlparser2/-/htmlparser2-3.9.2.tgz#1bdf87acca0f3f9e53fa4fcceb0f4b4cbb00b338"
@@ -3458,15 +3339,6 @@ htmlparser2@^3.8.3:
     inherits "^2.0.1"
     readable-stream "^2.0.2"
 
-htmlparser2@~3.3.0:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/htmlparser2/-/htmlparser2-3.3.0.tgz#cc70d05a59f6542e43f0e685c982e14c924a9efe"
-  dependencies:
-    domelementtype "1"
-    domhandler "2.1"
-    domutils "1.1"
-    readable-stream "1.0"
-
 http-signature@~1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/http-signature/-/http-signature-1.1.1.tgz#df72e267066cd0ac67fb76adf8e134a8fbcf91bf"
@@ -3526,9 +3398,10 @@ icss-utils@^2.1.0:
   dependencies:
     postcss "^6.0.1"
 
-image-size@^0.5.1:
+image-size@^0.5.1, image-size@^0.5.5:
   version "0.5.5"
-  resolved "https://registry.yarnpkg.com/image-size/-/image-size-0.5.5.tgz#09dfd4ab9d20e29eb1c3e80b8990378df9e3cb9c"
+  resolved "https://bnpm.byted.org/image-size/-/image-size-0.5.5.tgz#09dfd4ab9d20e29eb1c3e80b8990378df9e3cb9c"
+  integrity sha1-Cd/Uq50g4p6xw+gLiZA3jfnjy5w=
 
 import-local@2.0.0:
   version "2.0.0"
@@ -4005,10 +3878,6 @@ is-windows@^1.0.1, is-windows@^1.0.2:
   resolved "https://registry.yarnpkg.com/is-windows/-/is-windows-1.0.2.tgz#d1850eb9791ecd18e6182ce12a30f396634bb19d"
   integrity sha512-eXK1UInq2bPmjyX6e3VHIzMLobc4J94i4AWn+Hpq3OU5KkrRC96OAcR3PRJ/pGu6m8TRnBHP9dkXQVsT/COVIA==
 
-isarray@0.0.1:
-  version "0.0.1"
-  resolved "https://registry.yarnpkg.com/isarray/-/isarray-0.0.1.tgz#8a18acfca9a8f4177e09abfc6038939b05d1eedf"
-
 isarray@1.0.0, isarray@^1.0.0, isarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
@@ -4604,7 +4473,7 @@ lodash@4.17.4:
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.4.tgz#78203a4d1c328ae1d86dca6460e369b57f4055ae"
   integrity sha1-eCA6TRwyiuHYbcpkYONptX9AVa4=
 
-lodash@^4.17.10, lodash@^4.17.3:
+lodash@^4.17.10:
   version "4.17.10"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.10.tgz#1b7793cf7259ea38fb3661d4d38b3260af8ae4e7"
 
@@ -5199,12 +5068,6 @@ npm-utils@2.0.0:
     gauge "~2.7.3"
     set-blocking "~2.0.0"
 
-nth-check@~1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/nth-check/-/nth-check-1.0.1.tgz#9929acdf628fc2c41098deab82ac580cf149aae4"
-  dependencies:
-    boolbase "~1.0.0"
-
 null-check@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/null-check/-/null-check-1.0.0.tgz#977dffd7176012b9ec30d2a39db5cf72a0439edd"
@@ -5498,12 +5361,6 @@ pad-right@^0.2.2:
   dependencies:
     repeat-string "^1.5.2"
 
-param-case@2.1.x:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/param-case/-/param-case-2.1.1.tgz#df94fd8cf6531ecf75e6bef9a0858fbc72be2247"
-  dependencies:
-    no-case "^2.2.0"
-
 parse-github-repo-url@1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/parse-github-repo-url/-/parse-github-repo-url-1.3.0.tgz#d4de02d68e2e60f0d6a182e7a8cb21b6f38c730b"
@@ -6006,14 +5863,7 @@ preserve@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/preserve/-/preserve-0.2.0.tgz#815ed1f6ebc65926f865b310c0713bcb3315ce4b"
 
-pretty-error@^2.0.2:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/pretty-error/-/pretty-error-2.1.1.tgz#5f4f87c8f91e5ae3f3ba87ab4cf5e03b1a17f1a3"
-  dependencies:
-    renderkid "^2.0.1"
-    utila "~0.4"
-
-private@^0.1.6, private@^0.1.8, private@~0.1.5:
+private@^0.1.6, private@^0.1.8:
   version "0.1.8"
   resolved "https://registry.yarnpkg.com/private/-/private-0.1.8.tgz#2381edb3689f7a53d653190060fcf822d2f368ff"
 
@@ -6235,15 +6085,6 @@ read-pkg@^3.0.0:
     normalize-package-data "^2.3.2"
     path-type "^3.0.0"
 
-readable-stream@1.0:
-  version "1.0.34"
-  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-1.0.34.tgz#125820e34bc842d2f2aaafafe4c2916ee32c157c"
-  dependencies:
-    core-util-is "~1.0.0"
-    inherits "~2.0.1"
-    isarray "0.0.1"
-    string_decoder "~0.10.x"
-
 readable-stream@^2.0.0, readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.5, readable-stream@^2.0.6, readable-stream@^2.1.5, readable-stream@^2.2.2, readable-stream@~2.3.6:
   version "2.3.7"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.7.tgz#1eca1cf711aef814c04f62252a36a62f6cb23b57"
@@ -6276,15 +6117,6 @@ readdirp@~3.2.0:
   dependencies:
     picomatch "^2.0.4"
 
-recast@~0.11.12:
-  version "0.11.23"
-  resolved "https://registry.yarnpkg.com/recast/-/recast-0.11.23.tgz#451fd3004ab1e4df9b4e4b66376b2a21912462d3"
-  dependencies:
-    ast-types "0.9.6"
-    esprima "~3.1.0"
-    private "~0.1.5"
-    source-map "~0.5.0"
-
 rechoir@^0.6.2:
   version "0.6.2"
   resolved "https://registry.yarnpkg.com/rechoir/-/rechoir-0.6.2.tgz#85204b54dba82d5742e28c96756ef43af50e3384"
@@ -6397,25 +6229,11 @@ regjsparser@^0.1.4:
   dependencies:
     jsesc "~0.5.0"
 
-relateurl@0.2.x:
-  version "0.2.7"
-  resolved "https://registry.yarnpkg.com/relateurl/-/relateurl-0.2.7.tgz#54dbf377e51440aca90a4cd274600d3ff2d888a9"
-
 remove-trailing-separator@^1.0.1:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/remove-trailing-separator/-/remove-trailing-separator-1.1.0.tgz#c24bce2a283adad5bc3f58e0d48249b92379d8ef"
   integrity sha1-wkvOKig62tW8P1jg1IJJuSN52O8=
 
-renderkid@^2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/renderkid/-/renderkid-2.0.1.tgz#898cabfc8bede4b7b91135a3ffd323e58c0db319"
-  dependencies:
-    css-select "^1.1.0"
-    dom-converter "~0.1"
-    htmlparser2 "~3.3.0"
-    strip-ansi "^3.0.0"
-    utila "~0.3"
-
 repeat-element@^1.1.2:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/repeat-element/-/repeat-element-1.1.3.tgz#782e0d825c0c5a3bb39731f84efee6b742e6b1ce"
@@ -6731,15 +6549,6 @@ sax@~1.2.1:
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.4.tgz#2816234e2378bddc4e5354fab5caa895df7100d9"
   integrity sha512-NqVDv9TpANUjFm0N8uM5GxL36UgKi9/atZw+x7YFnQ8ckwFGKrl4xX4yWtrey3UJm5nP1kUbnYgLopqWNSRhWw==
 
-schema-utils@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-1.0.0.tgz#0b79a93204d7b600d4b2850d1f66c2a34951c770"
-  integrity sha512-i27Mic4KovM/lnGsy8whRCHhc7VicJajAjTrYg11K9zfZXnYIt4k5F+kZkwjnrhKzLic/HLU4j11mjsz2G/75g==
-  dependencies:
-    ajv "^6.1.0"
-    ajv-errors "^1.0.0"
-    ajv-keywords "^3.1.0"
-
 semver-diff@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/semver-diff/-/semver-diff-2.1.0.tgz#4bbb8437c8d37e4b0cf1a68fd726ec6d645d6d36"
@@ -6925,17 +6734,17 @@ source-map-url@^0.4.0:
   resolved "https://registry.yarnpkg.com/source-map-url/-/source-map-url-0.4.0.tgz#3e935d7ddd73631b97659956d55128e87b5084a3"
   integrity sha1-PpNdfd1zYxuXZZlW1VEo6HtQhKM=
 
-source-map@0.5.x, source-map@^0.5.3, source-map@^0.5.6, source-map@^0.5.7, source-map@~0.5.0, source-map@~0.5.1:
-  version "0.5.7"
-  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
-
 source-map@^0.4.4:
   version "0.4.4"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.4.4.tgz#eba4f5da9c0dc999de68032d8b4f76173652036b"
   dependencies:
     amdefine ">=0.0.4"
 
-source-map@^0.6.1, source-map@~0.6.1:
+source-map@^0.5.3, source-map@^0.5.6, source-map@^0.5.7, source-map@~0.5.1:
+  version "0.5.7"
+  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
+
+source-map@^0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
   integrity sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==
@@ -7333,7 +7142,7 @@ through2@^2.0.2:
     readable-stream "^2.1.5"
     xtend "~4.0.1"
 
-through@2, "through@>=2.2.7 <3", through@^2.3.6, through@~2.3.6:
+through@2, "through@>=2.2.7 <3", through@^2.3.6:
   version "2.3.8"
   resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
   integrity sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU=
@@ -7397,10 +7206,6 @@ to-regex@^3.0.1, to-regex@^3.0.2:
     regex-not "^1.0.2"
     safe-regex "^1.1.0"
 
-toposort@^1.0.0:
-  version "1.0.7"
-  resolved "https://registry.yarnpkg.com/toposort/-/toposort-1.0.7.tgz#2e68442d9f64ec720b8cc89e6443ac6caa950029"
-
 tough-cookie@~2.3.0:
   version "2.3.4"
   resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.3.4.tgz#ec60cee38ac675063ffc97a5c18970578ee83655"
@@ -7482,13 +7287,6 @@ ua-parser-js@^0.7.9:
   version "0.7.17"
   resolved "https://registry.yarnpkg.com/ua-parser-js/-/ua-parser-js-0.7.17.tgz#e9ec5f9498b9ec910e7ae3ac626a805c4d09ecac"
 
-uglify-js@3.4.x:
-  version "3.4.2"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.4.2.tgz#70511a390eb62423675ba63c374ba1abf045116c"
-  dependencies:
-    commander "~2.15.0"
-    source-map "~0.6.1"
-
 uglify-js@^2.6:
   version "2.8.29"
   resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-2.8.29.tgz#29c5733148057bb4e1f75df35b7a9cb72e6a59dd"
@@ -7630,21 +7428,6 @@ util-deprecate@~1.0.1:
   resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
   integrity sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=
 
-util.promisify@1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/util.promisify/-/util.promisify-1.0.0.tgz#440f7165a459c9a16dc145eb8e72f35687097030"
-  dependencies:
-    define-properties "^1.1.2"
-    object.getownpropertydescriptors "^2.0.3"
-
-utila@~0.3:
-  version "0.3.3"
-  resolved "https://registry.yarnpkg.com/utila/-/utila-0.3.3.tgz#d7e8e7d7e309107092b05f8d9688824d633a4226"
-
-utila@~0.4:
-  version "0.4.0"
-  resolved "https://registry.yarnpkg.com/utila/-/utila-0.4.0.tgz#8a16a05d445657a3aea5eecc5b12a4fa5379772c"
-
 uuid@^2.0.1:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/uuid/-/uuid-2.0.3.tgz#67e2e863797215530dff318e5bf9dcebfd47b21a"