diff --git a/Pipfile.lock b/Pipfile.lock
index 77adf24..7ce91fd 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -3,19 +3,6 @@
         "hash": {
             "sha256": "79b4f5bf423885c490ae379f0bb2a99527bebba9e5d1ee36a5beeb72acd42eac"
         },
-        "host-environment-markers": {
-            "implementation_name": "cpython",
-            "implementation_version": "0",
-            "os_name": "posix",
-            "platform_machine": "x86_64",
-            "platform_python_implementation": "CPython",
-            "platform_release": "4.13.0-1-amd64",
-            "platform_system": "Linux",
-            "platform_version": "#1 SMP Debian 4.13.4-2 (2017-10-15)",
-            "python_full_version": "2.7.14",
-            "python_version": "2.7",
-            "sys_platform": "linux2"
-        },
         "pipfile-spec": 6,
         "requires": {},
         "sources": [
@@ -29,65 +16,61 @@
     "default": {
         "certifi": {
             "hashes": [
-                "sha256:244be0d93b71e93fc0a0a479862051414d0e00e16435707e5bf5000f92e04694",
-                "sha256:5ec74291ca1136b40f0379e1128ff80e866597e4e2c1e755739a913bbc3613c0"
+                "sha256:1d987a998c75633c40847cc966fcf5904906c920a7f17ef374f5aa4282abd304",
+                "sha256:51fcb31174be6e6664c5f69e3e1691a2d72a1a12e90f872cbdb1567eb47b6519"
             ],
-            "version": "==2017.11.5"
+            "version": "==2020.4.5.1"
         },
         "chardet": {
             "hashes": [
-                "sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691",
-                "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae"
+                "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae",
+                "sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691"
             ],
             "version": "==3.0.4"
         },
         "django": {
             "hashes": [
-                "sha256:75ce405d60f092f6adf904058d023eeea0e6d380f8d9c36134bac73da736023d",
-                "sha256:8918e392530d8fc6965a56af6504229e7924c27265893f3949aa0529cd1d4b99"
+                "sha256:014e3392058d94f40569206a24523ce254d55ad2f9f46c6550b0fe2e4f94cf3f",
+                "sha256:4200aefb6678019a0acf0005cd14cfce3a5e6b9b90d06145fcdd2e474ad4329c"
             ],
-            "version": "==1.11.7"
+            "index": "pypi",
+            "version": "==1.11.29"
         },
         "idna": {
             "hashes": [
-                "sha256:8c7309c718f94b3a625cb648ace320157ad16ff131ae0af362c9f21b80ef6ec4",
-                "sha256:2c6a5de3089009e3da7c5dde64a141dbc8551d5b7f6cf4ed7c2568d0cc520a8f"
+                "sha256:2c6a5de3089009e3da7c5dde64a141dbc8551d5b7f6cf4ed7c2568d0cc520a8f",
+                "sha256:8c7309c718f94b3a625cb648ace320157ad16ff131ae0af362c9f21b80ef6ec4"
             ],
             "version": "==2.6"
         },
         "pytz": {
             "hashes": [
-                "sha256:80af0f3008046b9975242012a985f04c5df1f01eed4ec1633d56cc47a75a6a48",
-                "sha256:feb2365914948b8620347784b6b6da356f31c9d03560259070b2f30cff3d469d",
-                "sha256:59707844a9825589878236ff2f4e0dc9958511b7ffaae94dc615da07d4a68d33",
-                "sha256:d0ef5ef55ed3d37854320d4926b04a4cb42a2e88f71da9ddfdacfde8e364f027",
-                "sha256:c41c62827ce9cafacd6f2f7018e4f83a6f1986e87bfd000b8cfbd4ab5da95f1a",
-                "sha256:8cc90340159b5d7ced6f2ba77694d946fc975b09f1a51d93f3ce3bb399396f94",
-                "sha256:dd2e4ca6ce3785c8dd342d1853dd9052b19290d5bf66060846e5dc6b8d6667f7",
-                "sha256:699d18a2a56f19ee5698ab1123bbcc1d269d061996aeb1eda6d89248d3542b82",
-                "sha256:fae4cffc040921b8a2d60c6cf0b5d662c1190fe54d718271db4eb17d44a185b7"
+                "sha256:a494d53b6d39c3c6e44c3bec237336e14305e4f29bbf800b599253057fbb79ed",
+                "sha256:c35965d010ce31b23eeb663ed3cc8c906275d6be1a34393a1d73a41febf4a048"
             ],
-            "version": "==2017.3"
+            "version": "==2020.1"
         },
         "requests": {
             "hashes": [
                 "sha256:6a1b267aa90cac58ac3a765d067950e7dbbf75b1da07e895d1f594193a40a38b",
                 "sha256:9c443e7324ba5b85070c4a818ade28bfabedf16ea10206da1132edaa6dda237e"
             ],
+            "index": "pypi",
             "version": "==2.18.4"
         },
         "six": {
             "hashes": [
-                "sha256:832dc0e10feb1aa2c68dcc57dbb658f1c7e65b9b61af69048abc87a2db00a0eb",
-                "sha256:70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9"
+                "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
+                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
-            "version": "==1.11.0"
+            "version": "==1.15.0"
         },
         "taskc": {
             "hashes": [
                 "sha256:4b7eb8c39d267e5b90166cf4a097fd7b6731dcb02d2f777771214935fab70b54",
                 "sha256:5c44616296ff882e91473ab74301052c2ad1c950039f3d00bdf647216ba9485c"
             ],
+            "index": "pypi",
             "version": "==0.0.3"
         },
         "urllib3": {
@@ -101,61 +84,55 @@
     "develop": {
         "coverage": {
             "hashes": [
-                "sha256:d1ee76f560c3c3e8faada866a07a32485445e16ed2206ac8378bd90dadffb9f0",
                 "sha256:007eeef7e23f9473622f7d94a3e029a45d55a92a1f083f0f3512f5ab9a669b05",
+                "sha256:079248312838c4c8f3494934ab7382a42d42d5f365f0cf7516f938dbb3f53f3f",
                 "sha256:17307429935f96c986a1b1674f78079528833410750321d22b5fb35d1883828e",
-                "sha256:845fddf89dca1e94abe168760a38271abfc2e31863fbb4ada7f9a99337d7c3dc",
+                "sha256:2ad357d12971e77360034c1596011a03f50c0f9e1ecd12e081342b8d1aee2236",
+                "sha256:2e1a5c6adebb93c3b175103c2f855eda957283c10cf937d791d81bef8872d6ca",
+                "sha256:309d91bd7a35063ec7a0e4d75645488bfab3f0b66373e7722f23da7f5b0f34cc",
+                "sha256:358d635b1fc22a425444d52f26287ae5aea9e96e254ff3c59c407426f44574f4",
                 "sha256:3f4d0b3403d3e110d2588c275540649b1841725f5a11a7162620224155d00ba2",
+                "sha256:493082f104b5ca920e97a485913de254cbe351900deed72d4264571c73464cd0",
                 "sha256:4c4f368ffe1c2e7602359c2c50233269f3abe1c48ca6b288dcd0fb1d1c679733",
-                "sha256:f8c55dd0f56d3d618dfacf129e010cbe5d5f94b6951c1b2f13ab1a2f79c284da",
-                "sha256:cdd92dd9471e624cd1d8c1a2703d25f114b59b736b0f1f659a98414e535ffb3d",
-                "sha256:2ad357d12971e77360034c1596011a03f50c0f9e1ecd12e081342b8d1aee2236",
-                "sha256:e9a0e1caed2a52f15c96507ab78a48f346c05681a49c5b003172f8073da6aa6b",
-                "sha256:eea9135432428d3ca7ee9be86af27cb8e56243f73764a9b6c3e0bda1394916be",
-                "sha256:700d7579995044dc724847560b78ac786f0ca292867447afda7727a6fbaa082e",
-                "sha256:66f393e10dd866be267deb3feca39babba08ae13763e0fc7a1063cbe1f8e49f6",
                 "sha256:5ff16548492e8a12e65ff3d55857ccd818584ed587a6c2898a9ebbe09a880674",
-                "sha256:d00e29b78ff610d300b2c37049a41234d48ea4f2d2581759ebcf67caaf731c31",
-                "sha256:87d942863fe74b1c3be83a045996addf1639218c2cb89c5da18c06c0fe3917ea",
-                "sha256:358d635b1fc22a425444d52f26287ae5aea9e96e254ff3c59c407426f44574f4",
+                "sha256:66f393e10dd866be267deb3feca39babba08ae13763e0fc7a1063cbe1f8e49f6",
+                "sha256:700d7579995044dc724847560b78ac786f0ca292867447afda7727a6fbaa082e",
                 "sha256:81912cfe276e0069dca99e1e4e6be7b06b5fc8342641c6b472cb2fed7de7ae18",
-                "sha256:079248312838c4c8f3494934ab7382a42d42d5f365f0cf7516f938dbb3f53f3f",
-                "sha256:b0059630ca5c6b297690a6bf57bf2fdac1395c24b7935fd73ee64190276b743b",
-                "sha256:493082f104b5ca920e97a485913de254cbe351900deed72d4264571c73464cd0",
-                "sha256:e3ba9b14607c23623cf38f90b23f5bed4a3be87cbfa96e2e9f4eabb975d1e98b",
                 "sha256:82cbd3317320aa63c65555aa4894bf33a13fb3a77f079059eb5935eea415938d",
+                "sha256:845fddf89dca1e94abe168760a38271abfc2e31863fbb4ada7f9a99337d7c3dc",
+                "sha256:87d942863fe74b1c3be83a045996addf1639218c2cb89c5da18c06c0fe3917ea",
                 "sha256:9721f1b7275d3112dc7ccf63f0553c769f09b5c25a26ee45872c7f5c09edf6c1",
+                "sha256:a7cfaebd8f24c2b537fa6a271229b051cdac9c1734bb6f939ccfc7c055689baa",
+                "sha256:b0059630ca5c6b297690a6bf57bf2fdac1395c24b7935fd73ee64190276b743b",
                 "sha256:bd4800e32b4c8d99c3a2c943f1ac430cbf80658d884123d19639bcde90dad44a",
+                "sha256:cdd92dd9471e624cd1d8c1a2703d25f114b59b736b0f1f659a98414e535ffb3d",
+                "sha256:d00e29b78ff610d300b2c37049a41234d48ea4f2d2581759ebcf67caaf731c31",
+                "sha256:d1ee76f560c3c3e8faada866a07a32485445e16ed2206ac8378bd90dadffb9f0",
+                "sha256:dd707a21332615108b736ef0b8513d3edaf12d2a7d5fc26cd04a169a8ae9b526",
+                "sha256:e3ba9b14607c23623cf38f90b23f5bed4a3be87cbfa96e2e9f4eabb975d1e98b",
+                "sha256:e9a0e1caed2a52f15c96507ab78a48f346c05681a49c5b003172f8073da6aa6b",
+                "sha256:eea9135432428d3ca7ee9be86af27cb8e56243f73764a9b6c3e0bda1394916be",
                 "sha256:f29841e865590af72c4b90d7b5b8e93fd560f5dea436c1d5ee8053788f9285de",
                 "sha256:f3a5c6d054c531536a83521c00e5d4004f1e126e2e2556ce399bef4180fbe540",
-                "sha256:dd707a21332615108b736ef0b8513d3edaf12d2a7d5fc26cd04a169a8ae9b526",
-                "sha256:2e1a5c6adebb93c3b175103c2f855eda957283c10cf937d791d81bef8872d6ca",
                 "sha256:f87f522bde5540d8a4b11df80058281ac38c44b13ce29ced1e294963dd51a8f8",
-                "sha256:a7cfaebd8f24c2b537fa6a271229b051cdac9c1734bb6f939ccfc7c055689baa",
-                "sha256:309d91bd7a35063ec7a0e4d75645488bfab3f0b66373e7722f23da7f5b0f34cc",
-                "sha256:0388c12539372bb92d6dde68b4627f0300d948965bbb7fc104924d715fdc0965",
-                "sha256:ab3508df9a92c1d3362343d235420d08e2662969b83134f8a97dc1451cbe5e84",
-                "sha256:43a155eb76025c61fc20c3d03b89ca28efa6f5be572ab6110b2fb68eda96bfea",
-                "sha256:f98b461cb59f117887aa634a66022c0bd394278245ed51189f63a036516e32de",
-                "sha256:b6cebae1502ce5b87d7c6f532fa90ab345cfbda62b95aeea4e431e164d498a3d",
-                "sha256:a4497faa4f1c0fc365ba05eaecfb6b5d24e3c8c72e95938f9524e29dadb15e76",
-                "sha256:2b4d7f03a8a6632598cbc5df15bbca9f778c43db7cf1a838f4fa2c8599a8691a",
-                "sha256:1afccd7e27cac1b9617be8c769f6d8a6d363699c9b86820f40c74cfb3328921c"
+                "sha256:f8c55dd0f56d3d618dfacf129e010cbe5d5f94b6951c1b2f13ab1a2f79c284da"
             ],
+            "index": "pypi",
             "version": "==4.4.2"
         },
         "py": {
             "hashes": [
-                "sha256:8cca5c229d225f8c1e3085be4fcf306090b00850fefad892f9d96c7b6e2f310f",
-                "sha256:ca18943e28235417756316bfada6cd96b23ce60dd532642690dcfdaba988a76d"
+                "sha256:5e27081401262157467ad6e7f851b7aa402c5852dbcb3dae06768434de5752aa",
+                "sha256:c20fdd83a5dbc0af9efd622bee9a5564e278f6380fffcacc43ba6f43db2813b0"
             ],
-            "version": "==1.5.2"
+            "version": "==1.8.1"
         },
         "pytest": {
             "hashes": [
                 "sha256:241d7e7798d79192a123ceaf64c602b4d233eacf6d6e42ae27caa97f498b7dc6",
                 "sha256:6d5bd4f7113b444c55a3bbb5c738a3dd80d43563d063fc42dcb0aaefbdd78b81"
             ],
+            "index": "pypi",
             "version": "==3.2.5"
         }
     }