diff --git a/Pipfile.lock b/Pipfile.lock
index 5e90e58..d203fd6 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -16,13 +16,6 @@
         ]
     },
     "default": {
-        "argh": {
-            "hashes": [
-                "sha256:a9b3aaa1904eeb78e32394cd46c6f37ac0fb4af6dc488daa58971bdc7d7fcaf3",
-                "sha256:e9535b8c84dc9571a48999094fda7f33e63c3f1b74f3e5f3ac0105a58405bb65"
-            ],
-            "version": "==0.26.2"
-        },
         "cov-core": {
             "hashes": [
                 "sha256:4a14c67d520fda9d42b0da6134638578caae1d374b9bb462d8de00587dba764c"
@@ -31,40 +24,39 @@
         },
         "coverage": {
             "hashes": [
-                "sha256:08907593569fe59baca0bf152c43f3863201efb6113ecb38ce7e97ce339805a6",
-                "sha256:0be0f1ed45fc0c185cfd4ecc19a1d6532d72f86a2bac9de7e24541febad72650",
-                "sha256:141f08ed3c4b1847015e2cd62ec06d35e67a3ac185c26f7635f4406b90afa9c5",
-                "sha256:19e4df788a0581238e9390c85a7a09af39c7b539b29f25c89209e6c3e371270d",
-                "sha256:23cc09ed395b03424d1ae30dcc292615c1372bfba7141eb85e11e50efaa6b351",
-                "sha256:245388cda02af78276b479f299bbf3783ef0a6a6273037d7c60dc73b8d8d7755",
-                "sha256:331cb5115673a20fb131dadd22f5bcaf7677ef758741312bee4937d71a14b2ef",
-                "sha256:386e2e4090f0bc5df274e720105c342263423e77ee8826002dcffe0c9533dbca",
-                "sha256:3a794ce50daee01c74a494919d5ebdc23d58873747fa0e288318728533a3e1ca",
-                "sha256:60851187677b24c6085248f0a0b9b98d49cba7ecc7ec60ba6b9d2e5574ac1ee9",
-                "sha256:63a9a5fc43b58735f65ed63d2cf43508f462dc49857da70b8980ad78d41d52fc",
-                "sha256:6b62544bb68106e3f00b21c8930e83e584fdca005d4fffd29bb39fb3ffa03cb5",
-                "sha256:6ba744056423ef8d450cf627289166da65903885272055fb4b5e113137cfa14f",
-                "sha256:7494b0b0274c5072bddbfd5b4a6c6f18fbbe1ab1d22a41e99cd2d00c8f96ecfe",
-                "sha256:826f32b9547c8091679ff292a82aca9c7b9650f9fda3e2ca6bf2ac905b7ce888",
-                "sha256:93715dffbcd0678057f947f496484e906bf9509f5c1c38fc9ba3922893cda5f5",
-                "sha256:9a334d6c83dfeadae576b4d633a71620d40d1c379129d587faa42ee3e2a85cce",
-                "sha256:af7ed8a8aa6957aac47b4268631fa1df984643f07ef00acd374e456364b373f5",
-                "sha256:bf0a7aed7f5521c7ca67febd57db473af4762b9622254291fbcbb8cd0ba5e33e",
-                "sha256:bf1ef9eb901113a9805287e090452c05547578eaab1b62e4ad456fcc049a9b7e",
-                "sha256:c0afd27bc0e307a1ffc04ca5ec010a290e49e3afbe841c5cafc5c5a80ecd81c9",
-                "sha256:dd579709a87092c6dbee09d1b7cfa81831040705ffa12a1b248935274aee0437",
-                "sha256:df6712284b2e44a065097846488f66840445eb987eb81b3cc6e4149e7b6982e1",
-                "sha256:e07d9f1a23e9e93ab5c62902833bf3e4b1f65502927379148b6622686223125c",
-                "sha256:e2ede7c1d45e65e209d6093b762e98e8318ddeff95317d07a27a2140b80cfd24",
-                "sha256:e4ef9c164eb55123c62411f5936b5c2e521b12356037b6e1c2617cef45523d47",
-                "sha256:eca2b7343524e7ba246cab8ff00cab47a2d6d54ada3b02772e908a45675722e2",
-                "sha256:eee64c616adeff7db37cc37da4180a3a5b6177f5c46b187894e633f088fb5b28",
-                "sha256:ef824cad1f980d27f26166f86856efe11eff9912c4fed97d3804820d43fa550c",
-                "sha256:efc89291bd5a08855829a3c522df16d856455297cf35ae827a37edac45f466a7",
-                "sha256:fa964bae817babece5aa2e8c1af841bebb6d0b9add8e637548809d040443fee0",
-                "sha256:ff37757e068ae606659c28c3bd0d923f9d29a85de79bf25b2b34b148473b5025"
-            ],
-            "version": "==4.5.4"
+                "sha256:00f1d23f4336efc3b311ed0d807feb45098fc86dee1ca13b3d6768cdab187c8a",
+                "sha256:01333e1bd22c59713ba8a79f088b3955946e293114479bbfc2e37d522be03355",
+                "sha256:0cb4be7e784dcdc050fc58ef05b71aa8e89b7e6636b99967fadbdba694cf2b65",
+                "sha256:0e61d9803d5851849c24f78227939c701ced6704f337cad0a91e0972c51c1ee7",
+                "sha256:1601e480b9b99697a570cea7ef749e88123c04b92d84cedaa01e117436b4a0a9",
+                "sha256:2742c7515b9eb368718cd091bad1a1b44135cc72468c731302b3d641895b83d1",
+                "sha256:2d27a3f742c98e5c6b461ee6ef7287400a1956c11421eb574d843d9ec1f772f0",
+                "sha256:402e1744733df483b93abbf209283898e9f0d67470707e3c7516d84f48524f55",
+                "sha256:5c542d1e62eece33c306d66fe0a5c4f7f7b3c08fecc46ead86d7916684b36d6c",
+                "sha256:5f2294dbf7875b991c381e3d5af2bcc3494d836affa52b809c91697449d0eda6",
+                "sha256:6402bd2fdedabbdb63a316308142597534ea8e1895f4e7d8bf7476c5e8751fef",
+                "sha256:66460ab1599d3cf894bb6baee8c684788819b71a5dc1e8fa2ecc152e5d752019",
+                "sha256:782caea581a6e9ff75eccda79287daefd1d2631cc09d642b6ee2d6da21fc0a4e",
+                "sha256:79a3cfd6346ce6c13145731d39db47b7a7b859c0272f02cdb89a3bdcbae233a0",
+                "sha256:7a5bdad4edec57b5fb8dae7d3ee58622d626fd3a0be0dfceda162a7035885ecf",
+                "sha256:8fa0cbc7ecad630e5b0f4f35b0f6ad419246b02bc750de7ac66db92667996d24",
+                "sha256:a027ef0492ede1e03a8054e3c37b8def89a1e3c471482e9f046906ba4f2aafd2",
+                "sha256:a3f3654d5734a3ece152636aad89f58afc9213c6520062db3978239db122f03c",
+                "sha256:a82b92b04a23d3c8a581fc049228bafde988abacba397d57ce95fe95e0338ab4",
+                "sha256:acf3763ed01af8410fc36afea23707d4ea58ba7e86a8ee915dfb9ceff9ef69d0",
+                "sha256:adeb4c5b608574a3d647011af36f7586811a2c1197c861aedb548dd2453b41cd",
+                "sha256:b83835506dfc185a319031cf853fa4bb1b3974b1f913f5bb1a0f3d98bdcded04",
+                "sha256:bb28a7245de68bf29f6fb199545d072d1036a1917dca17a1e75bbb919e14ee8e",
+                "sha256:bf9cb9a9fd8891e7efd2d44deb24b86d647394b9705b744ff6f8261e6f29a730",
+                "sha256:c317eaf5ff46a34305b202e73404f55f7389ef834b8dbf4da09b9b9b37f76dd2",
+                "sha256:dbe8c6ae7534b5b024296464f387d57c13caa942f6d8e6e0346f27e509f0f768",
+                "sha256:de807ae933cfb7f0c7d9d981a053772452217df2bf38e7e6267c9cbf9545a796",
+                "sha256:dead2ddede4c7ba6cb3a721870f5141c97dc7d85a079edb4bd8d88c3ad5b20c7",
+                "sha256:dec5202bfe6f672d4511086e125db035a52b00f1648d6407cc8e526912c0353a",
+                "sha256:e1ea316102ea1e1770724db01998d1603ed921c54a86a2efcb03428d5417e489",
+                "sha256:f90bfc4ad18450c80b024036eaf91e4a246ae287701aaa88eaebebf150868052"
+            ],
+            "version": "==5.1"
         },
         "dj-database-url": {
             "hashes": [
@@ -76,11 +68,11 @@
         },
         "django": {
             "hashes": [
-                "sha256:16a5d54411599780ac9dfe3b9b38f90f785c51259a584e0b24b6f14a7f69aae8",
-                "sha256:9a2f98211ab474c710fcdad29c82f30fc14ce9917c7a70c3682162a624de4035"
+                "sha256:84f370f6acedbe1f3c41e1a02de44ac206efda3355e427139ecb785b5f596d80",
+                "sha256:e8fe3c2b2212dce6126becab7a693157f1a441a07b62ec994c046c76af5bb66d"
             ],
             "index": "pypi",
-            "version": "==2.2.4"
+            "version": "==2.2.13"
         },
         "djangorestframework": {
             "hashes": [
@@ -106,10 +98,10 @@
         },
         "jinja2": {
             "hashes": [
-                "sha256:065c4f02ebe7f7cf559e49ee5a95fb800a9e4528727aec6f24402a5374c65013",
-                "sha256:14dd6caf1527abb21f08f86c784eac40853ba93edb79552aa1e4b8aef1b61c7b"
+                "sha256:89aab215427ef59c34ad58735269eb58b1a5808103067f7bb9d5836c651b3bb0",
+                "sha256:f0a4641d3cf955324a89c04f3d94663aa4d638abe8f733ecd3582848e1c37035"
             ],
-            "version": "==2.10.1"
+            "version": "==2.11.2"
         },
         "markdown": {
             "hashes": [
@@ -124,13 +116,16 @@
                 "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",
@@ -147,7 +142,9 @@
                 "sha256:ba59edeaa2fc6114428f1637ffff42da1e311e29382d81b339c1817d37ec93c6",
                 "sha256:c8716a48d94b06bb3b2524c2b77e055fb313aeb4ea620c8dd03a105574ba704f",
                 "sha256:cd5df75523866410809ca100dc9681e301e3c27567cf498077e8551b6d20e42f",
-                "sha256:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7"
+                "sha256:cdb132fc825c38e1aeec2c8aa9338310d29d337bebbd7baa06889d09a60a1fa2",
+                "sha256:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7",
+                "sha256:e8313f01ba26fbbe36c7be1966a7b7424942f670f38e666995b88d012765b9be"
             ],
             "version": "==1.1.1"
         },
@@ -180,17 +177,17 @@
         },
         "py": {
             "hashes": [
-                "sha256:64f65755aee5b381cea27766a3a147c3f15b9b6b9ac88676de66ba2ae36793fa",
-                "sha256:dc639b046a6e2cff5bbe40194ad65936d6ba360b52b3c3fe1d08a82dd50b5e53"
+                "sha256:5e27081401262157467ad6e7f851b7aa402c5852dbcb3dae06768434de5752aa",
+                "sha256:c20fdd83a5dbc0af9efd622bee9a5564e278f6380fffcacc43ba6f43db2813b0"
             ],
-            "version": "==1.8.0"
+            "version": "==1.8.1"
         },
         "pyflakes": {
             "hashes": [
-                "sha256:17dbeb2e3f4d772725c777fabc446d5634d1038f234e77343108ce445ea69ce0",
-                "sha256:d976835886f8c5b31d47970ed689944a0262b5f3afa00a5a7b4dc81e5449f8a2"
+                "sha256:0d94e0e05a19e57a99444b6ddcf9a6eb2e5c68d3ca1e98e90707af8152c90a92",
+                "sha256:35b2d75ee967ea93b55750aa9edbbf72813e06a66ba54438df2cfac9e3c27fc8"
             ],
-            "version": "==2.1.1"
+            "version": "==2.2.0"
         },
         "pytest": {
             "hashes": [
@@ -216,41 +213,39 @@
         },
         "pytz": {
             "hashes": [
-                "sha256:26c0b32e437e54a18161324a2fca3c4b9846b74a8dccddd843113109e1116b32",
-                "sha256:c894d57500a4cd2d5c71114aaab77dbab5eabd9022308ce5ac9bb93a60a6f0c7"
+                "sha256:a494d53b6d39c3c6e44c3bec237336e14305e4f29bbf800b599253057fbb79ed",
+                "sha256:c35965d010ce31b23eeb663ed3cc8c906275d6be1a34393a1d73a41febf4a048"
             ],
-            "version": "==2019.2"
+            "version": "==2020.1"
         },
         "pyyaml": {
             "hashes": [
-                "sha256:0113bc0ec2ad727182326b61326afa3d1d8280ae1122493553fd6f4397f33df9",
-                "sha256:01adf0b6c6f61bd11af6e10ca52b7d4057dd0be0343eb9283c878cf3af56aee4",
-                "sha256:5124373960b0b3f4aa7df1707e63e9f109b5263eca5976c66e08b1c552d4eaf8",
-                "sha256:5ca4f10adbddae56d824b2c09668e91219bb178a1eee1faa56af6f99f11bf696",
-                "sha256:7907be34ffa3c5a32b60b95f4d95ea25361c951383a894fec31be7252b2b6f34",
-                "sha256:7ec9b2a4ed5cad025c2278a1e6a19c011c80a3caaac804fd2d329e9cc2c287c9",
-                "sha256:87ae4c829bb25b9fe99cf71fbb2140c448f534e24c998cc60f39ae4f94396a73",
-                "sha256:9de9919becc9cc2ff03637872a440195ac4241c80536632fffeb6a1e25a74299",
-                "sha256:a5a85b10e450c66b49f98846937e8cfca1db3127a9d5d1e31ca45c3d0bef4c5b",
-                "sha256:b0997827b4f6a7c286c01c5f60384d218dca4ed7d9efa945c3e1aa623d5709ae",
-                "sha256:b631ef96d3222e62861443cc89d6563ba3eeb816eeb96b2629345ab795e53681",
-                "sha256:bf47c0607522fdbca6c9e817a6e81b08491de50f3766a7a0e6a5be7905961b41",
-                "sha256:f81025eddd0327c7d4cfe9b62cf33190e1e736cc6e97502b3ec425f574b3e7a8"
+                "sha256:06a0d7ba600ce0b2d2fe2e78453a470b5a6e000a985dd4a4e54e436cc36b0e97",
+                "sha256:240097ff019d7c70a4922b6869d8a86407758333f02203e0fc6ff79c5dcede76",
+                "sha256:4f4b913ca1a7319b33cfb1369e91e50354d6f07a135f3b901aca02aa95940bd2",
+                "sha256:69f00dca373f240f842b2931fb2c7e14ddbacd1397d57157a9b005a6a9942648",
+                "sha256:73f099454b799e05e5ab51423c7bcf361c58d3206fa7b0d555426b1f4d9a3eaf",
+                "sha256:74809a57b329d6cc0fdccee6318f44b9b8649961fa73144a98735b0aaf029f1f",
+                "sha256:7739fc0fa8205b3ee8808aea45e968bc90082c10aef6ea95e855e10abf4a37b2",
+                "sha256:95f71d2af0ff4227885f7a6605c37fd53d3a106fcab511b8860ecca9fcf400ee",
+                "sha256:b8eac752c5e14d3eca0e6dd9199cd627518cb5ec06add0de9d32baeee6fe645d",
+                "sha256:cc8955cfbfc7a115fa81d85284ee61147059a753344bc51098f3ccd69b0d7e0c",
+                "sha256:d13155f591e6fcc1ec3b30685d50bf0711574e2c0dfffd7644babf8b5102ca1a"
             ],
-            "version": "==5.1.2"
+            "version": "==5.3.1"
         },
         "sqlparse": {
             "hashes": [
-                "sha256:40afe6b8d4b1117e7dff5504d7a8ce07d9a1b15aeeade8a2d10f130a834f8177",
-                "sha256:7c3dca29c022744e95b547e867cee89f4fce4373f3549ccd8797d8eb52cdb873"
+                "sha256:022fb9c87b524d1f7862b3037e541f68597a730a8843245c349fc93e1643dc4e",
+                "sha256:e162203737712307dfe78860cc56c8da8a852ab2ee33750e33aeadf38d12c548"
             ],
-            "version": "==0.3.0"
+            "version": "==0.3.1"
         },
         "watchdog": {
             "hashes": [
-                "sha256:965f658d0732de3188211932aeb0bb457587f04f63ab4c1e33eab878e9de961d"
+                "sha256:c560efb643faed5ef28784b2245cf8874f939569717a4a12826a173ac644456b"
             ],
-            "version": "==0.9.0"
+            "version": "==0.10.2"
         }
     },
     "develop": {}