diff --git a/Pipfile.lock b/Pipfile.lock
index 577473c..aa17c34 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -21,7 +21,6 @@
                 "sha256:7e51911ee147dd685c3c8b805c0ad0cb58d360987b56953878f8c06d2d1c6f1a",
                 "sha256:9fc6fb5d39b8af147ba40765234fa822b39818b12cc80b35ad9b0cef3a476aed"
             ],
-            "markers": "python_version >= '3.5'",
             "version": "==3.2.10"
         },
         "attrs": {
@@ -29,7 +28,6 @@
                 "sha256:26b54ddbbb9ee1d34d5d3668dd37d6cf74990ab23c828c2888dccdceee395594",
                 "sha256:fce7fc47dfc976152e82d53ff92fa0407700c21acd20886a13777a0d20e655dc"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==20.2.0"
         },
         "certifi": {
@@ -103,31 +101,31 @@
         },
         "cryptography": {
             "hashes": [
-                "sha256:21b47c59fcb1c36f1113f3709d37935368e34815ea1d7073862e92f810dc7499",
-                "sha256:451cdf60be4dafb6a3b78802006a020e6cd709c22d240f94f7a0696240a17154",
-                "sha256:4549b137d8cbe3c2eadfa56c0c858b78acbeff956bd461e40000b2164d9167c6",
-                "sha256:48ee615a779ffa749d7d50c291761dc921d93d7cf203dca2db663b4f193f0e49",
-                "sha256:559d622aef2a2dff98a892eef321433ba5bc55b2485220a8ca289c1ecc2bd54f",
-                "sha256:5d52c72449bb02dd45a773a203196e6d4fae34e158769c896012401f33064396",
-                "sha256:65beb15e7f9c16e15934569d29fb4def74ea1469d8781f6b3507ab896d6d8719",
-                "sha256:680da076cad81cdf5ffcac50c477b6790be81768d30f9da9e01960c4b18a66db",
-                "sha256:762bc5a0df03c51ee3f09c621e1cee64e3a079a2b5020de82f1613873d79ee70",
-                "sha256:89aceb31cd5f9fc2449fe8cf3810797ca52b65f1489002d58fe190bfb265c536",
-                "sha256:983c0c3de4cb9fcba68fd3f45ed846eb86a2a8b8d8bc5bb18364c4d00b3c61fe",
-                "sha256:99d4984aabd4c7182050bca76176ce2dbc9fa9748afe583a7865c12954d714ba",
-                "sha256:9d9fc6a16357965d282dd4ab6531013935425d0dc4950df2e0cf2a1b1ac1017d",
-                "sha256:a7597ffc67987b37b12e09c029bd1dc43965f75d328076ae85721b84046e9ca7",
-                "sha256:ab010e461bb6b444eaf7f8c813bb716be2d78ab786103f9608ffd37a4bd7d490",
-                "sha256:b12e715c10a13ca1bd27fbceed9adc8c5ff640f8e1f7ea76416352de703523c8",
-                "sha256:b2bded09c578d19e08bd2c5bb8fed7f103e089752c9cf7ca7ca7de522326e921",
-                "sha256:b372026ebf32fe2523159f27d9f0e9f485092e43b00a5adacf732192a70ba118",
-                "sha256:cb179acdd4ae1e4a5a160d80b87841b3d0e0be84af46c7bb2cd7ece57a39c4ba",
-                "sha256:e97a3b627e3cb63c415a16245d6cef2139cca18bb1183d1b9375a1c14e83f3b3",
-                "sha256:f0e099fc4cc697450c3dd4031791559692dd941a95254cb9aeded66a7aa8b9bc",
-                "sha256:f99317a0fa2e49917689b8cf977510addcfaaab769b3f899b9c481bbd76730c2"
-            ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
-            "version": "==3.1.1"
+                "sha256:22f8251f68953553af4f9c11ec5f191198bc96cff9f0ac5dd5ff94daede0ee6d",
+                "sha256:284e275e3c099a80831f9898fb5c9559120d27675c3521278faba54e584a7832",
+                "sha256:3e17d02941c0f169c5b877597ca8be895fca0e5e3eb882526a74aa4804380a98",
+                "sha256:52a47e60953679eea0b4d490ca3c241fb1b166a7b161847ef4667dfd49e7699d",
+                "sha256:57b8c1ed13b8aa386cabbfde3be175d7b155682470b0e259fecfe53850967f8a",
+                "sha256:6a8f64ed096d13f92d1f601a92d9fd1f1025dc73a2ca1ced46dcf5e0d4930943",
+                "sha256:6e8a3c7c45101a7eeee93102500e1b08f2307c717ff553fcb3c1127efc9b6917",
+                "sha256:7ef41304bf978f33cfb6f43ca13bb0faac0c99cda33693aa20ad4f5e34e8cb8f",
+                "sha256:87c2fffd61e934bc0e2c927c3764c20b22d7f5f7f812ee1a477de4c89b044ca6",
+                "sha256:88069392cd9a1e68d2cfd5c3a2b0d72a44ef3b24b8977a4f7956e9e3c4c9477a",
+                "sha256:8a0866891326d3badb17c5fd3e02c926b635e8923fa271b4813cd4d972a57ff3",
+                "sha256:8f0fd8b0751d75c4483c534b209e39e918f0d14232c0d8a2a76e687f64ced831",
+                "sha256:9a07e6d255053674506091d63ab4270a119e9fc83462c7ab1dbcb495b76307af",
+                "sha256:9a8580c9afcdcddabbd064c0a74f337af74ff4529cdf3a12fa2e9782d677a2e5",
+                "sha256:bd80bc156d3729b38cb227a5a76532aef693b7ac9e395eea8063ee50ceed46a5",
+                "sha256:d1cbc3426e6150583b22b517ef3720036d7e3152d428c864ff0f3fcad2b97591",
+                "sha256:e15ac84dcdb89f92424cbaca4b0b34e211e7ce3ee7b0ec0e4f3c55cee65fae5a",
+                "sha256:e4789b84f8dedf190148441f7c5bfe7244782d9cbb194a36e17b91e7d3e1cca9",
+                "sha256:f01c9116bfb3ad2831e125a73dcd957d173d6ddca7701528eff1e7d97972872c",
+                "sha256:f0e3986f6cce007216b23c490f093f35ce2068f3c244051e559f647f6731b7ae",
+                "sha256:f2aa3f8ba9e2e3fd49bd3de743b976ab192fbf0eb0348cebde5d2a9de0090a9f",
+                "sha256:fb70a4cedd69dc52396ee114416a3656e011fb0311fca55eb55c7be6ed9c8aef"
+            ],
+            "index": "pypi",
+            "version": "==3.2"
         },
         "dj-database-url": {
             "hashes": [
@@ -193,7 +191,6 @@
                 "sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6",
                 "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.10"
         },
         "inflection": {
@@ -201,7 +198,6 @@
                 "sha256:1a29730d366e996aaacffb2f1f1cb9593dc38e2ddd30c91250c6dde09ea9b417",
                 "sha256:f38b2b640938a4f35ade69ac3d053042959b62a0f1076a5bbaa1b9526605a8a2"
             ],
-            "markers": "python_version >= '3.5'",
             "version": "==0.5.1"
         },
         "itypes": {
@@ -216,7 +212,6 @@
                 "sha256:89aab215427ef59c34ad58735269eb58b1a5808103067f7bb9d5836c651b3bb0",
                 "sha256:f0a4641d3cf955324a89c04f3d94663aa4d638abe8f733ecd3582848e1c37035"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==2.11.2"
         },
         "jsonschema": {
@@ -262,7 +257,6 @@
                 "sha256:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7",
                 "sha256:e8313f01ba26fbbe36c7be1966a7b7424942f670f38e666995b88d012765b9be"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.1.1"
         },
         "packaging": {
@@ -270,7 +264,6 @@
                 "sha256:4357f74f47b9c12db93624a82154e9b120fa8293699949152b22065d556079f8",
                 "sha256:998416ba6962ae7fbd6596850b80e17859a5753ba17c32284f67bfff33784181"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==20.4"
         },
         "psycopg2": {
@@ -297,7 +290,6 @@
                 "sha256:2d475327684562c3a96cc71adf7dc8c4f0565175cf86b6d7a404ff4c771f15f0",
                 "sha256:7582ad22678f0fcd81102833f60ef8d0e57288b6b5fb00323d101be910e35705"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.20"
         },
         "pyparsing": {
@@ -305,14 +297,12 @@
                 "sha256:c203ec8783bf771a155b207279b9bccb8dea02d8f0c9e5f8ead507bc3246ecc1",
                 "sha256:ef9d7589ef3c200abe66653d3f1ab1033c3c419ae9b9bdb1240a85b024efc88b"
             ],
-            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.4.7"
         },
         "pyrsistent": {
             "hashes": [
                 "sha256:2e636185d9eb976a18a8a8e96efce62f2905fea90041958d8cc2a189756ebf3e"
             ],
-            "markers": "python_version >= '3.5'",
             "version": "==0.17.3"
         },
         "pytz": {
@@ -343,7 +333,6 @@
                 "sha256:b3559a131db72c33ee969480840fff4bb6dd111de7dd27c8ee1f820f4f00231b",
                 "sha256:fe75cc94a9443b9246fc7049224f75604b113c36acb93f87b80ed42c44cbb898"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==2.24.0"
         },
         "ruamel.yaml": {
@@ -374,11 +363,13 @@
                 "sha256:a873e4d4954f865dcb60bdc4914af7eaae48fb56b60ed6daa1d6251c72f5337c",
                 "sha256:ab845f1f51f7eb750a78937be9f79baea4a42c7960f5a94dde34e69f3cce1988",
                 "sha256:b1e981fe1aff1fd11627f531524826a4dcc1f26c726235a52fcb62ded27d150f",
+                "sha256:b4b0d31f2052b3f9f9b5327024dc629a253a83d8649d4734ca7f35b60ec3e9e5",
+                "sha256:c6ac7e45367b1317e56f1461719c853fd6825226f45b835df7436bb04031fd8a",
                 "sha256:daf21aa33ee9b351f66deed30a3d450ab55c14242cfdfcd377798e2c0d25c9f1",
                 "sha256:e9f7d1d8c26a6a12c23421061f9022bb62704e38211fe375c645485f38df34a2",
                 "sha256:f6061a31880c1ed6b6ce341215336e2f3d0c1deccd84957b6fa8ca474b41e89f"
             ],
-            "markers": "python_version < '3.9' and platform_python_implementation == 'CPython'",
+            "markers": "platform_python_implementation == 'CPython' and python_version < '3.9'",
             "version": "==0.2.2"
         },
         "six": {
@@ -386,16 +377,14 @@
                 "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
                 "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.15.0"
         },
         "sqlparse": {
             "hashes": [
-                "sha256:022fb9c87b524d1f7862b3037e541f68597a730a8843245c349fc93e1643dc4e",
-                "sha256:e162203737712307dfe78860cc56c8da8a852ab2ee33750e33aeadf38d12c548"
+                "sha256:017cde379adbd6a1f15a61873f43e8274179378e95ef3fede90b5aa64d304ed0",
+                "sha256:0f91fd2e829c44362cbcfab3e9ae12e22badaa8a29ad5ff599f9ec109f0454e8"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==0.3.1"
+            "version": "==0.4.1"
         },
         "swagger-spec-validator": {
             "hashes": [
@@ -409,16 +398,14 @@
                 "sha256:07620c3f3f8eed1f12600845892b0e036a2420acf513c53f7de0abd911a5894f",
                 "sha256:5af8ad10cec94f215e3f48112de2022e1d5a37ed427fbd88652fa908f2ab7cae"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==3.0.1"
         },
         "urllib3": {
             "hashes": [
-                "sha256:91056c15fa70756691db97756772bb1eb9678fa585d9184f24534b100dc60f4a",
-                "sha256:e7983572181f5e1522d9c98453462384ee92a0be7fac5f1413a1e35c56cc0461"
+                "sha256:8d7eaa5a82a1cac232164990f04874c594c9453ec55eef02eab885aa02fc17a2",
+                "sha256:f5321fbe4bf3fefa0efd0bfe7fb14e90909eb62a48ccda331726b4319897dd5e"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
-            "version": "==1.25.10"
+            "version": "==1.25.11"
         },
         "whitenoise": {
             "hashes": [
@@ -435,7 +422,6 @@
                 "sha256:2f4078c2a41bf377eea06d71c9d2ba4eb8f6b1af2135bec27bbbb7d8f12bb703",
                 "sha256:bc58d83eb610252fd8de6363e39d4f1d0619c894b0ed24603b881c02e64c7386"
             ],
-            "markers": "python_version >= '3.5'",
             "version": "==2.4.2"
         },
         "autopep8": {
@@ -445,21 +431,12 @@
             "index": "pypi",
             "version": "==1.5.4"
         },
-        "colorama": {
-            "hashes": [
-                "sha256:7d73d2a99753107a36ac6b455ee49046802e59d9d076ef8e47b61499fa29afff",
-                "sha256:e96da0d330793e2cb9485e9ddfd918d456036c7149416295932478192f4436a1"
-            ],
-            "markers": "sys_platform == 'win32'",
-            "version": "==0.4.3"
-        },
         "isort": {
             "hashes": [
-                "sha256:6187a9f1ce8784cbc6d1b88790a43e6083a6302f03e9ae482acc0f232a98c843",
-                "sha256:c16eaa7432a1c004c585d79b12ad080c6c421dd18fe27982ca11f95e6898e432"
+                "sha256:dcab1d98b469a12a1a624ead220584391648790275560e1a43e54c5dceae65e7",
+                "sha256:dcaeec1b5f0eca77faea2a35ab790b4f3680ff75590bfcb7145986905aab2f58"
             ],
-            "markers": "python_version >= '3.6' and python_version < '4.0'",
-            "version": "==5.5.3"
+            "version": "==5.6.4"
         },
         "lazy-object-proxy": {
             "hashes": [
@@ -485,7 +462,6 @@
                 "sha256:efa1909120ce98bbb3777e8b6f92237f5d5c8ea6758efea36a473e1d38f7d3e4",
                 "sha256:f3900e8a5de27447acbf900b4750b0ddfd7ec1ea7fbaf11dfa911141bc522af0"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.4.3"
         },
         "mccabe": {
@@ -500,7 +476,6 @@
                 "sha256:2295e7b2f6b5bd100585ebcb1f616591b652db8a741695b3d8f5d28bdc934367",
                 "sha256:c58a7d2815e0e8d7972bf1803331fb0152f867bd89adf8a01dfd55085434192e"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.6.0"
         },
         "pylint": {
@@ -516,7 +491,6 @@
                 "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
                 "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.15.0"
         },
         "toml": {