diff --git a/Pipfile b/Pipfile
index 6f4f14a..65bb0e9 100644
--- a/Pipfile
+++ b/Pipfile
@@ -13,4 +13,4 @@ gunicorn = "*"
 [dev-packages]
 
 [requires]
-python_version = "3.4"
+python_version = "3.7"
diff --git a/Pipfile.lock b/Pipfile.lock
index 2092333..f2fea59 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,11 +1,11 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "1dc0b95fc6afe46b7710e46f0e1c2bfd8d82cc2884e36128af6371384ea0adeb"
+            "sha256": "3b5e2046b96ae8d605567440add0cb4631adcf5569a22bad984e7d2ce788b3a2"
         },
         "pipfile-spec": 6,
         "requires": {
-            "python_version": "3.4"
+            "python_version": "3.7"
         },
         "sources": [
             {
@@ -18,10 +18,10 @@
     "default": {
         "certifi": {
             "hashes": [
-                "sha256:13e698f54293db9f89122b0581843a782ad0934a4fe0172d2a980ba77fc61bb7",
-                "sha256:9fa520c1bacfb634fa7af20a76bcbd3d5fb390481724c597da32c719a7dca4b0"
+                "sha256:017c25db2a153ce562900032d5bc68e9f191e44e9a0f762f373977de9df1fbb3",
+                "sha256:25b64c7da4cd7479594d035c08c2d809eb4aab3a26e5a990ea98cc450c320f1f"
             ],
-            "version": "==2018.4.16"
+            "version": "==2019.11.28"
         },
         "chardet": {
             "hashes": [
@@ -32,132 +32,171 @@
         },
         "click": {
             "hashes": [
-                "sha256:29f99fc6125fbc931b758dc053b3114e55c77a6e4c6c3a2674a2dc986016381d",
-                "sha256:f15516df478d5a56180fbf80e68f206010e6d160fc39fa508b65e035fd75130b"
+                "sha256:8a18b4ea89d8820c5d0c7da8a64b2c324b4dabb695804dbfea19b9be9d88c0cc",
+                "sha256:e345d143d80bf5ee7534056164e5e112ea5e22716bbb1ce727941f4c8b471b9a"
             ],
-            "version": "==6.7"
+            "version": "==7.1.1"
         },
         "flask": {
             "hashes": [
-                "sha256:2271c0070dbcb5275fad4a82e29f23ab92682dc45f9dfbc22c02ba9b9322ce48",
-                "sha256:a080b744b7e345ccfcbc77954861cb05b3c63786e93f2b3875e0913d44b43f05"
+                "sha256:13f9f196f330c7c2c5d7a5cf91af894110ca0215ac051b5844701f2bfd934d52",
+                "sha256:45eb5a6fd193d6cf7e0cf5d8a5b31f83d5faae0293695626f539a823e93b13f6"
             ],
             "index": "pypi",
-            "version": "==1.0.2"
+            "version": "==1.1.1"
         },
         "gunicorn": {
             "hashes": [
-                "sha256:7ef2b828b335ed58e3b64ffa84caceb0a7dd7c5ca12f217241350dec36a1d5dc",
-                "sha256:bc59005979efb6d2dd7d5ba72d99f8a8422862ad17ff3a16e900684630dd2a10"
+                "sha256:1904bb2b8a43658807108d59c3f3d56c2b6121a701161de0ddf9ad140073c626",
+                "sha256:cd4a810dd51bf497552cf3f863b575dabd73d6ad6a91075b65936b151cbf4f9c"
             ],
             "index": "pypi",
-            "version": "==19.8.1"
+            "version": "==20.0.4"
         },
         "idna": {
             "hashes": [
-                "sha256:156a6814fb5ac1fc6850fb002e0852d56c0c8d2531923a51032d1b70760e186e",
-                "sha256:684a38a6f903c1d71d6d5fac066b58d7768af4de2b832e426ec79c30daa94a16"
+                "sha256:7588d1c14ae4c77d74036e8c22ff447b26d0fde8f007354fd48a7814db15b7cb",
+                "sha256:a068a21ceac8a4d63dbfd964670474107f541babbd2250d61922f029858365fa"
             ],
-            "version": "==2.7"
+            "version": "==2.9"
         },
         "itsdangerous": {
             "hashes": [
-                "sha256:cbb3fcf8d3e33df861709ecaf89d9e6629cff0a217bc2848f1b41cd30d360519"
+                "sha256:321b033d07f2a4136d3ec762eac9f16a10ccd60f53c0c91af90217ace7ba1f19",
+                "sha256:b12271b2047cb23eeb98c8b5622e2e5c5e9abd9784a153e9d8ef9cb4dd09d749"
             ],
-            "version": "==0.24"
+            "version": "==1.1.0"
         },
         "jinja2": {
             "hashes": [
-                "sha256:74c935a1b8bb9a3947c50a54766a969d4846290e1e788ea44c1392163723c3bd",
-                "sha256:f84be1bb0040caca4cea721fcbbbbd61f9be9464ca236387158b0feea01914a4"
+                "sha256:93187ffbc7808079673ef52771baa950426fd664d3aad1d0fa3e95644360e250",
+                "sha256:b0eaf100007721b5c16c1fc1eecb87409464edc10469ddc9a22a27a99123be49"
             ],
-            "version": "==2.10"
+            "version": "==2.11.1"
         },
         "markupsafe": {
             "hashes": [
-                "sha256:a6be69091dac236ea9c6bc7d012beab42010fa914c459791d627dad4910eb665"
-            ],
-            "version": "==1.0"
+                "sha256:00bc623926325b26bb9605ae9eae8a215691f33cae5df11ca5424f06f2d1f473",
+                "sha256:09027a7803a62ca78792ad89403b1b7a73a01c8cb65909cd876f7fcebd79b161",
+                "sha256:09c4b7f37d6c648cb13f9230d847adf22f8171b1ccc4d5682398e77f40309235",
+                "sha256:1027c282dad077d0bae18be6794e6b6b8c91d58ed8a8d89a89d59693b9131db5",
+                "sha256:13d3144e1e340870b25e7b10b98d779608c02016d5184cfb9927a9f10c689f42",
+                "sha256:24982cc2533820871eba85ba648cd53d8623687ff11cbb805be4ff7b4c971aff",
+                "sha256:29872e92839765e546828bb7754a68c418d927cd064fd4708fab9fe9c8bb116b",
+                "sha256:43a55c2930bbc139570ac2452adf3d70cdbb3cfe5912c71cdce1c2c6bbd9c5d1",
+                "sha256:46c99d2de99945ec5cb54f23c8cd5689f6d7177305ebff350a58ce5f8de1669e",
+                "sha256:500d4957e52ddc3351cabf489e79c91c17f6e0899158447047588650b5e69183",
+                "sha256:535f6fc4d397c1563d08b88e485c3496cf5784e927af890fb3c3aac7f933ec66",
+                "sha256:596510de112c685489095da617b5bcbbac7dd6384aeebeda4df6025d0256a81b",
+                "sha256:62fe6c95e3ec8a7fad637b7f3d372c15ec1caa01ab47926cfdf7a75b40e0eac1",
+                "sha256:6788b695d50a51edb699cb55e35487e430fa21f1ed838122d722e0ff0ac5ba15",
+                "sha256:6dd73240d2af64df90aa7c4e7481e23825ea70af4b4922f8ede5b9e35f78a3b1",
+                "sha256:717ba8fe3ae9cc0006d7c451f0bb265ee07739daf76355d06366154ee68d221e",
+                "sha256:79855e1c5b8da654cf486b830bd42c06e8780cea587384cf6545b7d9ac013a0b",
+                "sha256:7c1699dfe0cf8ff607dbdcc1e9b9af1755371f92a68f706051cc8c37d447c905",
+                "sha256:88e5fcfb52ee7b911e8bb6d6aa2fd21fbecc674eadd44118a9cc3863f938e735",
+                "sha256:8defac2f2ccd6805ebf65f5eeb132adcf2ab57aa11fdf4c0dd5169a004710e7d",
+                "sha256:98c7086708b163d425c67c7a91bad6e466bb99d797aa64f965e9d25c12111a5e",
+                "sha256:9add70b36c5666a2ed02b43b335fe19002ee5235efd4b8a89bfcf9005bebac0d",
+                "sha256:9bf40443012702a1d2070043cb6291650a0841ece432556f784f004937f0f32c",
+                "sha256:ade5e387d2ad0d7ebf59146cc00c8044acbd863725f887353a10df825fc8ae21",
+                "sha256:b00c1de48212e4cc9603895652c5c410df699856a2853135b3967591e4beebc2",
+                "sha256:b1282f8c00509d99fef04d8ba936b156d419be841854fe901d8ae224c59f0be5",
+                "sha256:b2051432115498d3562c084a49bba65d97cf251f5a331c64a12ee7e04dacc51b",
+                "sha256:ba59edeaa2fc6114428f1637ffff42da1e311e29382d81b339c1817d37ec93c6",
+                "sha256:c8716a48d94b06bb3b2524c2b77e055fb313aeb4ea620c8dd03a105574ba704f",
+                "sha256:cd5df75523866410809ca100dc9681e301e3c27567cf498077e8551b6d20e42f",
+                "sha256:cdb132fc825c38e1aeec2c8aa9338310d29d337bebbd7baa06889d09a60a1fa2",
+                "sha256:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7",
+                "sha256:e8313f01ba26fbbe36c7be1966a7b7424942f670f38e666995b88d012765b9be"
+            ],
+            "version": "==1.1.1"
         },
         "mattermostdriver": {
             "hashes": [
-                "sha256:e61bc0075d398122f47ba75a80125a5da9c3f06cd2c06bfe750a282bbfcec46a"
+                "sha256:2d880366a9a19f0476edc498bd808b43261fa0b04dd3f7207a0cec3c59bb79c5"
             ],
             "index": "pypi",
-            "version": "==4.5.0"
+            "version": "==7.0.1"
         },
         "python-slugify": {
             "hashes": [
-                "sha256:5dbb360b882b2dabe0471a1a92f604504d83c2a73c71f2098d004ab62e695534"
+                "sha256:a8fc3433821140e8f409a9831d13ae5deccd0b033d4744d94b31fea141bdd84c"
             ],
             "index": "pypi",
-            "version": "==1.2.5"
+            "version": "==4.0.0"
         },
         "pyyaml": {
             "hashes": [
-                "sha256:0c507b7f74b3d2dd4d1322ec8a94794927305ab4cebbe89cc47fe5e81541e6e8",
-                "sha256:16b20e970597e051997d90dc2cddc713a2876c47e3d92d59ee198700c5427736",
-                "sha256:3262c96a1ca437e7e4763e2843746588a965426550f3797a79fca9c6199c431f",
-                "sha256:326420cbb492172dec84b0f65c80942de6cedb5233c413dd824483989c000608",
-                "sha256:4474f8ea030b5127225b8894d626bb66c01cda098d47a2b0d3429b6700af9fd8",
-                "sha256:592766c6303207a20efc445587778322d7f73b161bd994f227adaa341ba212ab",
-                "sha256:5ac82e411044fb129bae5cfbeb3ba626acb2af31a8d17d175004b70862a741a7",
-                "sha256:5f84523c076ad14ff5e6c037fe1c89a7f73a3e04cf0377cb4d017014976433f3",
-                "sha256:827dc04b8fa7d07c44de11fabbc888e627fa8293b695e0f99cb544fdfa1bf0d1",
-                "sha256:b4c423ab23291d3945ac61346feeb9a0dc4184999ede5e7c43e1ffb975130ae6",
-                "sha256:bc6bced57f826ca7cb5125a10b23fd0f2fff3b7c4701d64c439a300ce665fff8",
-                "sha256:c01b880ec30b5a6e6aa67b09a2fe3fb30473008c85cd6a67359a1b15ed6d83a4",
-                "sha256:ca233c64c6e40eaa6c66ef97058cdc80e8d0157a443655baa1b2966e812807ca",
-                "sha256:e863072cdf4c72eebf179342c94e6989c67185842d9997960b3e69290b2fa269"
+                "sha256:06a0d7ba600ce0b2d2fe2e78453a470b5a6e000a985dd4a4e54e436cc36b0e97",
+                "sha256:240097ff019d7c70a4922b6869d8a86407758333f02203e0fc6ff79c5dcede76",
+                "sha256:4f4b913ca1a7319b33cfb1369e91e50354d6f07a135f3b901aca02aa95940bd2",
+                "sha256:69f00dca373f240f842b2931fb2c7e14ddbacd1397d57157a9b005a6a9942648",
+                "sha256:73f099454b799e05e5ab51423c7bcf361c58d3206fa7b0d555426b1f4d9a3eaf",
+                "sha256:74809a57b329d6cc0fdccee6318f44b9b8649961fa73144a98735b0aaf029f1f",
+                "sha256:7739fc0fa8205b3ee8808aea45e968bc90082c10aef6ea95e855e10abf4a37b2",
+                "sha256:95f71d2af0ff4227885f7a6605c37fd53d3a106fcab511b8860ecca9fcf400ee",
+                "sha256:b8eac752c5e14d3eca0e6dd9199cd627518cb5ec06add0de9d32baeee6fe645d",
+                "sha256:cc8955cfbfc7a115fa81d85284ee61147059a753344bc51098f3ccd69b0d7e0c",
+                "sha256:d13155f591e6fcc1ec3b30685d50bf0711574e2c0dfffd7644babf8b5102ca1a"
             ],
             "index": "pypi",
-            "version": "==3.12"
+            "version": "==5.3.1"
         },
         "requests": {
             "hashes": [
-                "sha256:63b52e3c866428a224f97cab011de738c36aec0185aa91cfacd418b5d58911d1",
-                "sha256:ec22d826a36ed72a7358ff3fe56cbd4ba69dd7a6718ffd450ff0e9df7a47ce6a"
+                "sha256:43999036bfa82904b6af1d99e4882b560e5e2c68e5c4b0aa03b655f3d7d73fee",
+                "sha256:b3f43d496c6daba4493e7c431722aeb7dbc6288f52a6e04e7b6023b0247817e6"
             ],
-            "version": "==2.19.1"
+            "version": "==2.23.0"
         },
-        "unidecode": {
+        "text-unidecode": {
             "hashes": [
-                "sha256:72f49d3729f3d8f5799f710b97c1451c5163102e76d64d20e170aedbbd923582",
-                "sha256:8c33dd588e0c9bc22a76eaa0c715a5434851f726131bd44a6c26471746efabf5"
+                "sha256:1311f10e8b895935241623731c2ba64f4c455287888b18189350b67134a822e8",
+                "sha256:bad6603bb14d279193107714b288be206cac565dfa49aa5b105294dd5c4aab93"
             ],
-            "version": "==1.0.22"
+            "version": "==1.3"
         },
         "urllib3": {
             "hashes": [
-                "sha256:a68ac5e15e76e7e5dd2b8f94007233e01effe3e50e8daddf69acfd81cb686baf",
-                "sha256:b5725a0bd4ba422ab0e66e89e030c806576753ea3ee08554382c14e685d117b5"
+                "sha256:2f3db8b19923a873b3e5256dc9c2dedfa883e33d87c690d9c7913e1f40673cdc",
+                "sha256:87716c2d2a7121198ebcb7ce7cccf6ce5e9ba539041cfbaeecfb641dc0bf6acc"
             ],
-            "version": "==1.23"
+            "version": "==1.25.8"
         },
         "websockets": {
             "hashes": [
-                "sha256:0b7b561bcbf992edd54e961b89551b5b6073415a0446fe445bd6554d41dabb95",
-                "sha256:2469c98f2254878a49a6eda248d3ed8a89bbdca85cc316ff72ea15924cec9e1f",
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-                "sha256:2a05e42400de009c1c330167cd6d90b300d2364d2dd1e6539d01a6a22901967b",
-                "sha256:39241fb291c1648e33dc41208be876a5771466291f0f6f7bff8f6732373084bd",
-                "sha256:43c332fc331541c57d40c124089b270d668c25a6b04908bd688969375db7327f",
-                "sha256:480259ec6e80f28859f23b5c231beb856fb96ab30e64ee621fdaf27da1515604",
-                "sha256:9049ec652713f5132b512d3498c2d37264580714ccc95dbc0f7f9622c3f6da7e",
-                "sha256:a17c45716178a42cc8f66f587507f01e169a75556749d88f714e4c1d295885d1",
-                "sha256:a49d315db5a7a19d55422e1678e8a1c3b9661d7296bef3179fa620cf80b12674",
-                "sha256:a911beb8149d7dae9d4c942927c448c05c41dfaa9c002a6bc26e269df932769b",
-                "sha256:cf34479130704797ce28a478f0b5985abe71ea90999a1c956e15fe0b0b11d0dc",
-                "sha256:d3724acff61ee1029fefc614cf005982338b033998a0b71fbb13a0a2fd99ab6f"
-            ],
-            "version": "==5.0.1"
+                "sha256:0e4fb4de42701340bd2353bb2eee45314651caa6ccee80dbd5f5d5978888fed5",
+                "sha256:1d3f1bf059d04a4e0eb4985a887d49195e15ebabc42364f4eb564b1d065793f5",
+                "sha256:20891f0dddade307ffddf593c733a3fdb6b83e6f9eef85908113e628fa5a8308",
+                "sha256:295359a2cc78736737dd88c343cd0747546b2174b5e1adc223824bcaf3e164cb",
+                "sha256:2db62a9142e88535038a6bcfea70ef9447696ea77891aebb730a333a51ed559a",
+                "sha256:3762791ab8b38948f0c4d281c8b2ddfa99b7e510e46bd8dfa942a5fff621068c",
+                "sha256:3db87421956f1b0779a7564915875ba774295cc86e81bc671631379371af1170",
+                "sha256:3ef56fcc7b1ff90de46ccd5a687bbd13a3180132268c4254fc0fa44ecf4fc422",
+                "sha256:4f9f7d28ce1d8f1295717c2c25b732c2bc0645db3215cf757551c392177d7cb8",
+                "sha256:5c01fd846263a75bc8a2b9542606927cfad57e7282965d96b93c387622487485",
+                "sha256:5c65d2da8c6bce0fca2528f69f44b2f977e06954c8512a952222cea50dad430f",
+                "sha256:751a556205d8245ff94aeef23546a1113b1dd4f6e4d102ded66c39b99c2ce6c8",
+                "sha256:7ff46d441db78241f4c6c27b3868c9ae71473fe03341340d2dfdbe8d79310acc",
+                "sha256:965889d9f0e2a75edd81a07592d0ced54daa5b0785f57dc429c378edbcffe779",
+                "sha256:9b248ba3dd8a03b1a10b19efe7d4f7fa41d158fdaa95e2cf65af5a7b95a4f989",
+                "sha256:9bef37ee224e104a413f0780e29adb3e514a5b698aabe0d969a6ba426b8435d1",
+                "sha256:c1ec8db4fac31850286b7cd3b9c0e1b944204668b8eb721674916d4e28744092",
+                "sha256:c8a116feafdb1f84607cb3b14aa1418424ae71fee131642fc568d21423b51824",
+                "sha256:ce85b06a10fc65e6143518b96d3dca27b081a740bae261c2fb20375801a9d56d",
+                "sha256:d705f8aeecdf3262379644e4b55107a3b55860eb812b673b28d0fbc347a60c55",
+                "sha256:e898a0863421650f0bebac8ba40840fc02258ef4714cb7e1fd76b6a6354bda36",
+                "sha256:f8a7bff6e8664afc4e6c28b983845c5bc14965030e3fb98789734d416af77c4b"
+            ],
+            "version": "==8.1"
         },
         "werkzeug": {
             "hashes": [
-                "sha256:c3fd7a7d41976d9f44db327260e263132466836cef6f91512889ed60ad26557c",
-                "sha256:d5da73735293558eb1651ee2fddc4d0dedcfa06538b8813a2e20011583c9e49b"
+                "sha256:169ba8a33788476292d04186ab33b01d6add475033dfc07215e6d219cc077096",
+                "sha256:6dc65cf9091cf750012f56f2cad759fa9e879f511b5ff8685e456b4e3bf90d16"
             ],
-            "version": "==0.14.1"
+            "version": "==1.0.0"
         }
     },
     "develop": {}