diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 9b452cf89..c483cdc64 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -14,7 +14,7 @@ jobs:
 
     - name: Setup pipenv
       run: |
-        sudo -H pip install -U pipenv
+        sudo -H pip install -U pipenv==2021.5.29
         pipenv install
     
     - name: Build
diff --git a/.travis/deploy.sh b/.travis/deploy.sh
deleted file mode 100755
index 63c511f82..000000000
--- a/.travis/deploy.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/bash
-
-set -ev
-
-openssl aes-256-cbc -K $encrypted_61da1a775a65_key -iv $encrypted_61da1a775a65_iv -in .travis/deploy_key.enc -out .travis/deploy_key -d
-chmod 600 .travis/deploy_key
-
-GIT_SSH=".travis/git-ssh.sh" git push dokku@sirius.solovyov.net:osgc master
diff --git a/.travis/deploy_key.enc b/.travis/deploy_key.enc
deleted file mode 100644
index 3b144279d..000000000
Binary files a/.travis/deploy_key.enc and /dev/null differ
diff --git a/.travis/git-ssh.sh b/.travis/git-ssh.sh
deleted file mode 100755
index be3fba7d3..000000000
--- a/.travis/git-ssh.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/bin/sh
-
-ssh -i .travis/deploy_key -o PasswordAuthentication=no $1 $2 $3 $4
diff --git a/Pipfile b/Pipfile
index 04d9d6116..3b201df0c 100644
--- a/Pipfile
+++ b/Pipfile
@@ -15,4 +15,4 @@ pykwalify-webform = "==0.1.4"
 [dev-packages]
 
 [requires]
-python_version = "3"
+python_version = "3.7"
diff --git a/Pipfile.lock b/Pipfile.lock
index 0a960e87c..9cb1caa5d 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "6a7253af35e3b60a967997863e48db9c1f26c451d0da1c77e10e17d13efe1549"
+            "sha256": "7044971f5c512e12793e045d892aeb8d777cfc27d67329dcf27576601f5d5a00"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -18,11 +18,11 @@
     "default": {
         "click": {
             "hashes": [
-                "sha256:8c04c11192119b1ef78ea049e0a6f0463e4c48ef00a30160c704337586f3ad7a",
-                "sha256:fba402a4a47334742d782209a7c79bc448911afe1149d07bdabdf480b3e2f4b6"
+                "sha256:353f466495adaeb40b6b5f592f9f91cb22372351c84caeb068132442a4518ef3",
+                "sha256:410e932b050f5eed773c4cda94de75971c89cdb3155a72a0831139a79e5ecb5b"
             ],
             "markers": "python_version >= '3.6'",
-            "version": "==8.0.1"
+            "version": "==8.0.3"
         },
         "docopt": {
             "hashes": [
@@ -37,27 +37,20 @@
             "index": "pypi",
             "version": "==0.1.12"
         },
-        "importlib-metadata": {
-            "hashes": [
-                "sha256:7b30a78db2922d78a6f47fb30683156a14f3c6aa5cc23f77cc8967e9ab2d002f",
-                "sha256:ed5157fef23a4bc4594615a0dd8eba94b2bb36bf2a343fa3d8bb2fa0a62a99d5"
-            ],
-            "markers": "python_version < '3.8'",
-            "version": "==4.6.4"
-        },
         "jinja2": {
             "hashes": [
-                "sha256:1f06f2da51e7b56b8f238affdd6b4e2c61e39598a378cc49345bc1bd42a978a4",
-                "sha256:703f484b47a6af502e743c9122595cc812b0271f661722403114f71a79d0f5a4"
+                "sha256:827a0e32839ab1600d4eb1c4c33ec5a8edfbc5cb42dafa13b81f182f97784b45",
+                "sha256:8569982d3f0889eed11dd620c706d39b60c36d6d25843961f33f77fb6bc6b20c"
             ],
             "index": "pypi",
-            "version": "==3.0.1"
+            "version": "==3.0.2"
         },
         "markupsafe": {
             "hashes": [
                 "sha256:01a9b8ea66f1658938f65b93a85ebe8bc016e6769611be228d797c9d998dd298",
                 "sha256:023cb26ec21ece8dc3907c0e8320058b2e0cb3c55cf9564da612bc325bed5e64",
                 "sha256:0446679737af14f45767963a1a9ef7620189912317d095f2d9ffa183a4d25d2b",
+                "sha256:04635854b943835a6ea959e948d19dcd311762c5c0c6e1f0e16ee57022669194",
                 "sha256:0717a7390a68be14b8c793ba258e075c6f4ca819f15edfc2a3a027c823718567",
                 "sha256:0955295dd5eec6cb6cc2fe1698f4c6d84af2e92de33fbcac4111913cd100a6ff",
                 "sha256:0d4b31cc67ab36e3392bbf3862cfbadac3db12bdd8b02a2731f509ed5b829724",
@@ -65,6 +58,7 @@
                 "sha256:168cd0a3642de83558a5153c8bd34f175a9a6e7f6dc6384b9655d2697312a646",
                 "sha256:1d609f577dc6e1aa17d746f8bd3c31aa4d258f4070d61b2aa5c4166c1539de35",
                 "sha256:1f2ade76b9903f39aa442b4aadd2177decb66525062db244b35d71d0ee8599b6",
+                "sha256:20dca64a3ef2d6e4d5d615a3fd418ad3bde77a47ec8a23d984a12b5b4c74491a",
                 "sha256:2a7d351cbd8cfeb19ca00de495e224dea7e7d919659c2841bbb7f420ad03e2d6",
                 "sha256:2d7d807855b419fc2ed3e631034685db6079889a1f01d5d9dac950f764da3dad",
                 "sha256:2ef54abee730b502252bcdf31b10dacb0a416229b72c18b19e24a4509f273d26",
@@ -72,27 +66,36 @@
                 "sha256:37205cac2a79194e3750b0af2a5720d95f786a55ce7df90c3af697bfa100eaac",
                 "sha256:3c112550557578c26af18a1ccc9e090bfe03832ae994343cfdacd287db6a6ae7",
                 "sha256:3dd007d54ee88b46be476e293f48c85048603f5f516008bee124ddd891398ed6",
+                "sha256:4296f2b1ce8c86a6aea78613c34bb1a672ea0e3de9c6ba08a960efe0b0a09047",
                 "sha256:47ab1e7b91c098ab893b828deafa1203de86d0bc6ab587b160f78fe6c4011f75",
                 "sha256:49e3ceeabbfb9d66c3aef5af3a60cc43b85c33df25ce03d0031a608b0a8b2e3f",
+                "sha256:4dc8f9fb58f7364b63fd9f85013b780ef83c11857ae79f2feda41e270468dd9b",
                 "sha256:4efca8f86c54b22348a5467704e3fec767b2db12fc39c6d963168ab1d3fc9135",
                 "sha256:53edb4da6925ad13c07b6d26c2a852bd81e364f95301c66e930ab2aef5b5ddd8",
                 "sha256:5855f8438a7d1d458206a2466bf82b0f104a3724bf96a1c781ab731e4201731a",
                 "sha256:594c67807fb16238b30c44bdf74f36c02cdf22d1c8cda91ef8a0ed8dabf5620a",
+                "sha256:5b6d930f030f8ed98e3e6c98ffa0652bdb82601e7a016ec2ab5d7ff23baa78d1",
                 "sha256:5bb28c636d87e840583ee3adeb78172efc47c8b26127267f54a9c0ec251d41a9",
                 "sha256:60bf42e36abfaf9aff1f50f52644b336d4f0a3fd6d8a60ca0d054ac9f713a864",
                 "sha256:611d1ad9a4288cf3e3c16014564df047fe08410e628f89805e475368bd304914",
+                "sha256:6300b8454aa6930a24b9618fbb54b5a68135092bc666f7b06901f897fa5c2fee",
+                "sha256:63f3268ba69ace99cab4e3e3b5840b03340efed0948ab8f78d2fd87ee5442a4f",
                 "sha256:6557b31b5e2c9ddf0de32a691f2312a32f77cd7681d8af66c2692efdbef84c18",
                 "sha256:693ce3f9e70a6cf7d2fb9e6c9d8b204b6b39897a2c4a1aa65728d5ac97dcc1d8",
                 "sha256:6a7fae0dd14cf60ad5ff42baa2e95727c3d81ded453457771d02b7d2b3f9c0c2",
                 "sha256:6c4ca60fa24e85fe25b912b01e62cb969d69a23a5d5867682dd3e80b5b02581d",
                 "sha256:6fcf051089389abe060c9cd7caa212c707e58153afa2c649f00346ce6d260f1b",
                 "sha256:7d91275b0245b1da4d4cfa07e0faedd5b0812efc15b702576d103293e252af1b",
+                "sha256:89c687013cb1cd489a0f0ac24febe8c7a666e6e221b783e53ac50ebf68e45d86",
+                "sha256:8d206346619592c6200148b01a2142798c989edcb9c896f9ac9722a99d4e77e6",
                 "sha256:905fec760bd2fa1388bb5b489ee8ee5f7291d692638ea5f67982d968366bef9f",
                 "sha256:97383d78eb34da7e1fa37dd273c20ad4320929af65d156e35a5e2d89566d9dfb",
                 "sha256:984d76483eb32f1bcb536dc27e4ad56bba4baa70be32fa87152832cdd9db0833",
                 "sha256:99df47edb6bda1249d3e80fdabb1dab8c08ef3975f69aed437cb69d0a5de1e28",
+                "sha256:9f02365d4e99430a12647f09b6cc8bab61a6564363f313126f775eb4f6ef798e",
                 "sha256:a30e67a65b53ea0a5e62fe23682cfe22712e01f453b95233b25502f7c61cb415",
                 "sha256:ab3ef638ace319fa26553db0624c4699e31a28bb2a835c5faca8f8acf6a5a902",
+                "sha256:aca6377c0cb8a8253e493c6b451565ac77e98c2951c45f913e0b52facdcff83f",
                 "sha256:add36cb2dbb8b736611303cd3bfcee00afd96471b09cda130da3581cbdc56a6d",
                 "sha256:b2f4bf27480f5e5e8ce285a8c8fd176c0b03e93dcc6646477d4630e83440c6a9",
                 "sha256:b7f2d075102dc8c794cbde1947378051c4e5180d52d276987b8d28a3bd58c17d",
@@ -100,10 +103,14 @@
                 "sha256:be98f628055368795d818ebf93da628541e10b75b41c559fdf36d104c5787066",
                 "sha256:bf5d821ffabf0ef3533c39c518f3357b171a1651c1ff6827325e4489b0e46c3c",
                 "sha256:c47adbc92fc1bb2b3274c4b3a43ae0e4573d9fbff4f54cd484555edbf030baf1",
+                "sha256:cdfba22ea2f0029c9261a4bd07e830a8da012291fbe44dc794e488b6c9bb353a",
+                "sha256:d6c7ebd4e944c85e2c3421e612a7057a2f48d478d79e61800d81468a8d842207",
                 "sha256:d7f9850398e85aba693bb640262d3611788b1f29a79f0c93c565694658f4071f",
                 "sha256:d8446c54dc28c01e5a2dbac5a25f071f6653e6e40f3a8818e8b45d790fe6ef53",
+                "sha256:deb993cacb280823246a026e3b2d81c493c53de6acfd5e6bfe31ab3402bb37dd",
                 "sha256:e0f138900af21926a02425cf736db95be9f4af72ba1bb21453432a07f6082134",
                 "sha256:e9936f0b261d4df76ad22f8fee3ae83b60d7c3e871292cd42f40b81b70afae85",
+                "sha256:f0567c4dc99f264f49fe27da5f735f414c4e7e7dd850cfd8e69f0862d7c74ea9",
                 "sha256:f5653a225f31e113b152e56f154ccbe59eeb1c7487b39b9d9f9cdb58e6c79dc5",
                 "sha256:f826e31d18b516f653fe296d967d700fddad5901ae07c622bb3705955e1faa94",
                 "sha256:f8ba0e8349a38d3001fae7eadded3f6606f0da5d748ee53cc1dab1d6527b9509",
@@ -115,11 +122,11 @@
         },
         "natsort": {
             "hashes": [
-                "sha256:00c603a42365830c4722a2eb7663a25919551217ec09a243d3399fa8dd4ac403",
-                "sha256:d0f4fc06ca163fa4a5ef638d9bf111c67f65eedcc7920f98dec08e489045b67e"
+                "sha256:5f5f4ea471d655b1b1611eef1cf0c6d3397095d2d3a1aab7098d6a50e4c3901a",
+                "sha256:a0a4fd71aee20a6d648da61e01180a63f7268e69983d0440bd3ad80ef1ba6981"
             ],
             "index": "pypi",
-            "version": "==7.1.1"
+            "version": "==8.0.0"
         },
         "pykwalify": {
             "hashes": [
@@ -146,46 +153,50 @@
         },
         "pyyaml": {
             "hashes": [
-                "sha256:08682f6b72c722394747bddaf0aa62277e02557c0fd1c42cb853016a38f8dedf",
-                "sha256:0f5f5786c0e09baddcd8b4b45f20a7b5d61a7e7e99846e3c799b05c7c53fa696",
-                "sha256:129def1b7c1bf22faffd67b8f3724645203b79d8f4cc81f674654d9902cb4393",
-                "sha256:294db365efa064d00b8d1ef65d8ea2c3426ac366c0c4368d930bf1c5fb497f77",
-                "sha256:3b2b1824fe7112845700f815ff6a489360226a5609b96ec2190a45e62a9fc922",
-                "sha256:3bd0e463264cf257d1ffd2e40223b197271046d09dadf73a0fe82b9c1fc385a5",
-                "sha256:4465124ef1b18d9ace298060f4eccc64b0850899ac4ac53294547536533800c8",
-                "sha256:49d4cdd9065b9b6e206d0595fee27a96b5dd22618e7520c33204a4a3239d5b10",
-                "sha256:4e0583d24c881e14342eaf4ec5fbc97f934b999a6828693a99157fde912540cc",
-                "sha256:5accb17103e43963b80e6f837831f38d314a0495500067cb25afab2e8d7a4018",
-                "sha256:607774cbba28732bfa802b54baa7484215f530991055bb562efbed5b2f20a45e",
-                "sha256:6c78645d400265a062508ae399b60b8c167bf003db364ecb26dcab2bda048253",
-                "sha256:72a01f726a9c7851ca9bfad6fd09ca4e090a023c00945ea05ba1638c09dc3347",
-                "sha256:74c1485f7707cf707a7aef42ef6322b8f97921bd89be2ab6317fd782c2d53183",
-                "sha256:895f61ef02e8fed38159bb70f7e100e00f471eae2bc838cd0f4ebb21e28f8541",
-                "sha256:8c1be557ee92a20f184922c7b6424e8ab6691788e6d86137c5d93c1a6ec1b8fb",
-                "sha256:bb4191dfc9306777bc594117aee052446b3fa88737cd13b7188d0e7aa8162185",
-                "sha256:bfb51918d4ff3d77c1c856a9699f8492c612cde32fd3bcd344af9be34999bfdc",
-                "sha256:c20cfa2d49991c8b4147af39859b167664f2ad4561704ee74c1de03318e898db",
-                "sha256:cb333c16912324fd5f769fff6bc5de372e9e7a202247b48870bc251ed40239aa",
-                "sha256:d2d9808ea7b4af864f35ea216be506ecec180628aced0704e34aca0b040ffe46",
-                "sha256:d483ad4e639292c90170eb6f7783ad19490e7a8defb3e46f97dfe4bacae89122",
-                "sha256:dd5de0646207f053eb0d6c74ae45ba98c3395a571a2891858e87df7c9b9bd51b",
-                "sha256:e1d4970ea66be07ae37a3c2e48b5ec63f7ba6804bdddfdbd3cfd954d25a82e63",
-                "sha256:e4fac90784481d221a8e4b1162afa7c47ed953be40d31ab4629ae917510051df",
-                "sha256:fa5ae20527d8e831e8230cbffd9f8fe952815b2b7dae6ffec25318803a7528fc",
-                "sha256:fd7f6999a8070df521b6384004ef42833b9bd62cfee11a09bda1079b4b704247",
-                "sha256:fdc842473cd33f45ff6bce46aea678a54e3d21f1b61a7750ce3c498eedfe25d6",
-                "sha256:fe69978f3f768926cfa37b867e3843918e012cf83f680806599ddce33c2c68b0"
+                "sha256:0283c35a6a9fbf047493e3a0ce8d79ef5030852c51e9d911a27badfde0605293",
+                "sha256:055d937d65826939cb044fc8c9b08889e8c743fdc6a32b33e2390f66013e449b",
+                "sha256:07751360502caac1c067a8132d150cf3d61339af5691fe9e87803040dbc5db57",
+                "sha256:0b4624f379dab24d3725ffde76559cff63d9ec94e1736b556dacdfebe5ab6d4b",
+                "sha256:0ce82d761c532fe4ec3f87fc45688bdd3a4c1dc5e0b4a19814b9009a29baefd4",
+                "sha256:1e4747bc279b4f613a09eb64bba2ba602d8a6664c6ce6396a4d0cd413a50ce07",
+                "sha256:213c60cd50106436cc818accf5baa1aba61c0189ff610f64f4a3e8c6726218ba",
+                "sha256:231710d57adfd809ef5d34183b8ed1eeae3f76459c18fb4a0b373ad56bedcdd9",
+                "sha256:277a0ef2981ca40581a47093e9e2d13b3f1fbbeffae064c1d21bfceba2030287",
+                "sha256:2cd5df3de48857ed0544b34e2d40e9fac445930039f3cfe4bcc592a1f836d513",
+                "sha256:40527857252b61eacd1d9af500c3337ba8deb8fc298940291486c465c8b46ec0",
+                "sha256:473f9edb243cb1935ab5a084eb238d842fb8f404ed2193a915d1784b5a6b5fc0",
+                "sha256:48c346915c114f5fdb3ead70312bd042a953a8ce5c7106d5bfb1a5254e47da92",
+                "sha256:50602afada6d6cbfad699b0c7bb50d5ccffa7e46a3d738092afddc1f9758427f",
+                "sha256:68fb519c14306fec9720a2a5b45bc9f0c8d1b9c72adf45c37baedfcd949c35a2",
+                "sha256:77f396e6ef4c73fdc33a9157446466f1cff553d979bd00ecb64385760c6babdc",
+                "sha256:819b3830a1543db06c4d4b865e70ded25be52a2e0631ccd2f6a47a2822f2fd7c",
+                "sha256:897b80890765f037df3403d22bab41627ca8811ae55e9a722fd0392850ec4d86",
+                "sha256:98c4d36e99714e55cfbaaee6dd5badbc9a1ec339ebfc3b1f52e293aee6bb71a4",
+                "sha256:9df7ed3b3d2e0ecfe09e14741b857df43adb5a3ddadc919a2d94fbdf78fea53c",
+                "sha256:9fa600030013c4de8165339db93d182b9431076eb98eb40ee068700c9c813e34",
+                "sha256:a80a78046a72361de73f8f395f1f1e49f956c6be882eed58505a15f3e430962b",
+                "sha256:b3d267842bf12586ba6c734f89d1f5b871df0273157918b0ccefa29deb05c21c",
+                "sha256:b5b9eccad747aabaaffbc6064800670f0c297e52c12754eb1d976c57e4f74dcb",
+                "sha256:c5687b8d43cf58545ade1fe3e055f70eac7a5a1a0bf42824308d868289a95737",
+                "sha256:cba8c411ef271aa037d7357a2bc8f9ee8b58b9965831d9e51baf703280dc73d3",
+                "sha256:d15a181d1ecd0d4270dc32edb46f7cb7733c7c508857278d3d378d14d606db2d",
+                "sha256:d4db7c7aef085872ef65a8fd7d6d09a14ae91f691dec3e87ee5ee0539d516f53",
+                "sha256:d4eccecf9adf6fbcc6861a38015c2a64f38b9d94838ac1810a9023a0609e1b78",
+                "sha256:d67d839ede4ed1b28a4e8909735fc992a923cdb84e618544973d7dfc71540803",
+                "sha256:daf496c58a8c52083df09b80c860005194014c3698698d1a57cbcfa182142a3a",
+                "sha256:e61ceaab6f49fb8bdfaa0f92c4b57bcfbea54c09277b1b4f7ac376bfb7a7c174",
+                "sha256:f84fbc98b019fef2ee9a1cb3ce93e3187a6df0b2538a651bfb890254ba9f90b5"
             ],
             "index": "pypi",
-            "version": "==5.4.1"
+            "version": "==6.0"
         },
         "ruamel.yaml": {
             "hashes": [
-                "sha256:02f0ed93e98ea32498d25a2952635bbd9fabd553599b8ad67724b4ac88dd8f6c",
-                "sha256:aa1a5b8041bab0d0e8c514949fa8e11b02653061dcbc68365c820b263f8c6ec7"
+                "sha256:9751de4cbb57d4bfbf8fc394e125ed4a2f170fbff3dc3d78abf50be85924f8be",
+                "sha256:9af3ec5d7f8065582f3aa841305465025d0afd26c5fb54e15b964e11838fc74f"
             ],
             "markers": "python_version >= '3'",
-            "version": "==0.17.13"
+            "version": "==0.17.17"
         },
         "ruamel.yaml.clib": {
             "hashes": [
@@ -211,7 +222,7 @@
                 "sha256:dc6a613d6c74eef5a14a214d433d06291526145431c3b964f5e16529b1842bed",
                 "sha256:de9c6b8a1ba52919ae919f3ae96abb72b994dd0350226e28f3686cb4f142165c"
             ],
-            "markers": "python_version >= '3.5'",
+            "markers": "python_version < '3.10' and platform_python_implementation == 'CPython'",
             "version": "==0.2.6"
         },
         "six": {
@@ -222,30 +233,13 @@
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.16.0"
         },
-        "typing-extensions": {
-            "hashes": [
-                "sha256:0ac0f89795dd19de6b97debb0c6af1c70987fd80a2d62d1958f7e56fcc31b497",
-                "sha256:50b6f157849174217d0656f99dc82fe932884fb250826c18350e159ec6cdf342",
-                "sha256:779383f6086d90c99ae41cf0ff39aac8a7937a9283ce0a414e5dd782f4c94a84"
-            ],
-            "markers": "python_version < '3.8'",
-            "version": "==3.10.0.0"
-        },
         "unidecode": {
             "hashes": [
-                "sha256:12435ef2fc4cdfd9cf1035a1db7e98b6b047fe591892e81f34e94959591fad00",
-                "sha256:8d73a97d387a956922344f6b74243c2c6771594659778744b2dbdaad8f6b727d"
+                "sha256:215fe33c9d1c889fa823ccb66df91b02524eb8cc8c9c80f9c5b8129754d27829",
+                "sha256:669898c1528912bcf07f9819dc60df18d057f7528271e31f8ec28cc88ef27504"
             ],
             "index": "pypi",
-            "version": "==1.2.0"
-        },
-        "zipp": {
-            "hashes": [
-                "sha256:957cfda87797e389580cb8b9e3870841ca991e2125350677b2ca83a0e99390a3",
-                "sha256:f5812b1e007e48cff63449a5e9f4e7ebea716b4111f9c4f9a645f91d579bf0c4"
-            ],
-            "markers": "python_version >= '3.6'",
-            "version": "==3.5.0"
+            "version": "==1.3.2"
         }
     },
     "develop": {}