Merge pull request #87 from firefly2442/package-json-update

update package.json with new dependencies

package.json

@@ -23,26 +23,26 @@
     "url": "[email protected]:Ivshti/linvodb3.git"
   },
   "dependencies": {
-    "async": "1.x.x",
+    "async": "2.x.x",
     "bagpipe": "Ivshti/bagpipe#ae11730ef59364b20868287fb3ce0970a87dc8c8",
     "binary-search-tree": "0.2.6",
     "hat": "0.0.3",
-    "levelup": "^1.2.1",
+    "levelup": "^2.0.1",
     "underscore": "1.8.x",
     "path": "^0.12.7",
     "util": "Ivshti/node-util"
   },
   "devDependencies": {
-    "chai": "1.0.x",
-    "commander": "1.1.1",
-    "exec-time": "0.0.2",
-    "leveldown": "^1.3.0",
-    "mocha": "1.4.x",
-    "request": "2.9.x",
-    "rimraf": "2.2.x",
-    "sinon": "1.3.x",
+    "chai": "4.1.x",
+    "commander": "2.12.1",
+    "exec-time": "0.0.4",
+    "leveldown": "^2.0.2",
+    "mocha": "4.0.x",
+    "request": "2.83.x",
+    "rimraf": "2.6.x",
+    "sinon": "4.1.x",
     "memdown": "^1.1.2",
-    "browserify": "13.x.x",
+    "browserify": "14.x.x",
     "level-js": "^2.2.3"
   },
   "scripts": {