diff --git a/Pipfile.lock b/Pipfile.lock
index 9f42502..c2480aa 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -47,10 +47,10 @@
         },
         "certifi": {
             "hashes": [
-                "sha256:e4f3620cfea4f83eedc95b24abd9cd56f3c4b146dd0177e83a21b4eb49e21e50",
-                "sha256:fd7c7c74727ddcf00e9acd26bba8da604ffec95bf1c2144e67aff7a8b50e6cef"
+                "sha256:017c25db2a153ce562900032d5bc68e9f191e44e9a0f762f373977de9df1fbb3",
+                "sha256:25b64c7da4cd7479594d035c08c2d809eb4aab3a26e5a990ea98cc450c320f1f"
             ],
-            "version": "==2019.9.11"
+            "version": "==2019.11.28"
         },
         "chardet": {
             "hashes": [
@@ -83,11 +83,11 @@
         },
         "django": {
             "hashes": [
-                "sha256:16040e1288c6c9f68c6da2fe75ebde83c0a158f6f5d54f4c5177b0c1478c5b86",
-                "sha256:89c2007ca4fa5b351a51a279eccff298520783b713bf28efb89dfb81c80ea49b"
+                "sha256:1226168be1b1c7efd0e66ee79b0e0b58b2caa7ed87717909cd8a57bb13a7079a",
+                "sha256:9a4635813e2d498a3c01b10c701fe4a515d76dd290aaa792ccb65ca4ccb6b038"
             ],
             "index": "pypi",
-            "version": "==2.2.7"
+            "version": "==2.2.10"
         },
         "django-heroku": {
             "hashes": [
@@ -122,10 +122,10 @@
         },
         "humanfriendly": {
             "hashes": [
-                "sha256:23057b10ad6f782e7bc3a20e3cb6768ab919f619bbdc0dd75691121bbde5591d",
-                "sha256:33ee8ceb63f1db61cce8b5c800c531e1a61023ac5488ccde2ba574a85be00a85"
+                "sha256:5a57c973dd28a24f45ab723521c84b111fbe79e9d9fcdca6f9aeb668c18a0f40",
+                "sha256:b77d1aa8d73b6fe7e8860fa516fbc0e2aa85bff159d7525b0213353817cf1cfc"
             ],
-            "version": "==4.18"
+            "version": "==6.1"
         },
         "idna": {
             "hashes": [
@@ -218,10 +218,10 @@
         },
         "six": {
             "hashes": [
-                "sha256:1f1b7d42e254082a9db6279deae68afb421ceba6158efa6131de7b3003ee93fd",
-                "sha256:30f610279e8b2578cab6db20741130331735c781b56053c59c4076da27f06b66"
+                "sha256:236bdbdce46e6e6a3d61a337c0f8b763ca1e8717c03b369e87a7ec7ce1319c0a",
+                "sha256:8f3cd2e254d8f793e7f3d6d9df77b92252b52637291d0f0da013c76ea2724b6c"
             ],
-            "version": "==1.13.0"
+            "version": "==1.14.0"
         },
         "sqlparse": {
             "hashes": [
@@ -239,10 +239,10 @@
         },
         "urllib3": {
             "hashes": [
-                "sha256:a8a318824cc77d1fd4b2bec2ded92646630d7fe8619497b142c84a9e6f5a7293",
-                "sha256:f3c5fd51747d450d4dcf6f923c81f78f811aab8205fda64b0aba34a4e48b0745"
+                "sha256:2f3db8b19923a873b3e5256dc9c2dedfa883e33d87c690d9c7913e1f40673cdc",
+                "sha256:87716c2d2a7121198ebcb7ce7cccf6ce5e9ba539041cfbaeecfb641dc0bf6acc"
             ],
-            "version": "==1.25.7"
+            "version": "==1.25.8"
         },
         "vine": {
             "hashes": [
@@ -344,10 +344,10 @@
         },
         "ipython": {
             "hashes": [
-                "sha256:dfd303b270b7b5232b3d08bd30ec6fd685d8a58cabd54055e3d69d8f029f7280",
-                "sha256:ed7ebe1cba899c1c3ccad6f7f1c2d2369464cc77dba8eebc65e2043e19cda995"
+                "sha256:d9459e7237e2e5858738ff9c3e26504b79899b58a6d49e574d352493d80684c6",
+                "sha256:f6689108b1734501d3b59c84427259fd5ac5141afe2e846cfa8598eb811886c9"
             ],
-            "version": "==7.9.0"
+            "version": "==7.12.0"
         },
         "ipython-genutils": {
             "hashes": [
@@ -365,10 +365,10 @@
         },
         "jedi": {
             "hashes": [
-                "sha256:786b6c3d80e2f06fd77162a07fed81b8baa22dde5d62896a790a331d6ac21a27",
-                "sha256:ba859c74fa3c966a22f2aeebe1b74ee27e2a462f56d3f5f7ca4a59af61bfe42e"
+                "sha256:b4f4052551025c6b0b0b193b29a6ff7bdb74c52450631206c262aef9f7159ad2",
+                "sha256:d5c871cb9360b414f981e7072c52c33258d598305280fef91c6cae34739d65d5"
             ],
-            "version": "==0.15.1"
+            "version": "==0.16.0"
         },
         "lazy-object-proxy": {
             "hashes": [
@@ -405,40 +405,40 @@
         },
         "multidict": {
             "hashes": [
-                "sha256:07f9a6bf75ad675d53956b2c6a2d4ef2fa63132f33ecc99e9c24cf93beb0d10b",
-                "sha256:0ffe4d4d28cbe9801952bfb52a8095dd9ffecebd93f84bdf973c76300de783c5",
-                "sha256:1b605272c558e4c659dbaf0fb32a53bfede44121bcf77b356e6e906867b958b7",
-                "sha256:205a011e636d885af6dd0029e41e3514a46e05bb2a43251a619a6e8348b96fc0",
-                "sha256:250632316295f2311e1ed43e6b26a63b0216b866b45c11441886ac1543ca96e1",
-                "sha256:2bc9c2579312c68a3552ee816311c8da76412e6f6a9cf33b15152e385a572d2a",
-                "sha256:318aadf1cfb6741c555c7dd83d94f746dc95989f4f106b25b8a83dfb547f2756",
-                "sha256:42cdd649741a14b0602bf15985cad0dd4696a380081a3319cd1ead46fd0f0fab",
-                "sha256:5159c4975931a1a78bf6602bbebaa366747fce0a56cb2111f44789d2c45e379f",
-                "sha256:87e26d8b89127c25659e962c61a4c655ec7445d19150daea0759516884ecb8b4",
-                "sha256:891b7e142885e17a894d9d22b0349b92bb2da4769b4e675665d0331c08719be5",
-                "sha256:8d919034420378132d074bf89df148d0193e9780c9fe7c0e495e895b8af4d8a2",
-                "sha256:9c890978e2b37dd0dc1bd952da9a5d9f245d4807bee33e3517e4119c48d66f8c",
-                "sha256:a37433ce8cdb35fc9e6e47e1606fa1bfd6d70440879038dca7d8dd023197eaa9",
-                "sha256:c626029841ada34c030b94a00c573a0c7575fe66489cde148785b6535397d675",
-                "sha256:cfec9d001a83dc73580143f3c77e898cf7ad78b27bb5e64dbe9652668fcafec7",
-                "sha256:efaf1b18ea6c1f577b1371c0159edbe4749558bfe983e13aa24d0a0c01e1ad7b"
-            ],
-            "version": "==4.6.1"
+                "sha256:13f3ebdb5693944f52faa7b2065b751cb7e578b8dd0a5bb8e4ab05ad0188b85e",
+                "sha256:26502cefa86d79b86752e96639352c7247846515c864d7c2eb85d036752b643c",
+                "sha256:4fba5204d32d5c52439f88437d33ad14b5f228e25072a192453f658bddfe45a7",
+                "sha256:527124ef435f39a37b279653ad0238ff606b58328ca7989a6df372fd75d7fe26",
+                "sha256:5414f388ffd78c57e77bd253cf829373721f450613de53dc85a08e34d806e8eb",
+                "sha256:5eee66f882ab35674944dfa0d28b57fa51e160b4dce0ce19e47f495fdae70703",
+                "sha256:63810343ea07f5cd86ba66ab66706243a6f5af075eea50c01e39b4ad6bc3c57a",
+                "sha256:6bd10adf9f0d6a98ccc792ab6f83d18674775986ba9bacd376b643fe35633357",
+                "sha256:83c6ddf0add57c6b8a7de0bc7e2d656be3eefeff7c922af9a9aae7e49f225625",
+                "sha256:93166e0f5379cf6cd29746989f8a594fa7204dcae2e9335ddba39c870a287e1c",
+                "sha256:9a7b115ee0b9b92d10ebc246811d8f55d0c57e82dbb6a26b23c9a9a6ad40ce0c",
+                "sha256:a38baa3046cce174a07a59952c9f876ae8875ef3559709639c17fdf21f7b30dd",
+                "sha256:a6d219f49821f4b2c85c6d426346a5d84dab6daa6f85ca3da6c00ed05b54022d",
+                "sha256:a8ed33e8f9b67e3b592c56567135bb42e7e0e97417a4b6a771e60898dfd5182b",
+                "sha256:d7d428488c67b09b26928950a395e41cc72bb9c3d5abfe9f0521940ee4f796d4",
+                "sha256:dcfed56aa085b89d644af17442cdc2debaa73388feba4b8026446d168ca8dad7",
+                "sha256:f29b885e4903bd57a7789f09fe9d60b6475a6c1a4c0eca874d8558f00f9d4b51"
+            ],
+            "version": "==4.7.4"
         },
         "parso": {
             "hashes": [
-                "sha256:63854233e1fadb5da97f2744b6b24346d2750b85965e7e399bec1620232797dc",
-                "sha256:666b0ee4a7a1220f65d367617f2cd3ffddff3e205f3f16a0284df30e774c2a9c"
+                "sha256:56b2105a80e9c4df49de85e125feb6be69f49920e121406f15e7acde6c9dfc57",
+                "sha256:951af01f61e6dccd04159042a0706a31ad437864ec6e25d0d7a96a9fbb9b0095"
             ],
-            "version": "==0.5.1"
+            "version": "==0.6.1"
         },
         "pexpect": {
             "hashes": [
-                "sha256:2094eefdfcf37a1fdbfb9aa090862c1a4878e5c7e0e7e7088bdb511c558e5cd1",
-                "sha256:9e2c1fd0e6ee3a49b28f95d4b33bc389c89b20af6a1255906e90ff1262ce62eb"
+                "sha256:0b48a55dcb3c05f3329815901ea4fc1537514d6ba867a152b581d69ae3710937",
+                "sha256:fc65a43959d153d0114afe13997d439c22823a27cefceb5ff35c2178c6784c0c"
             ],
             "markers": "sys_platform != 'win32'",
-            "version": "==4.7.0"
+            "version": "==4.8.0"
         },
         "pickleshare": {
             "hashes": [
@@ -449,11 +449,10 @@
         },
         "prompt-toolkit": {
             "hashes": [
-                "sha256:46642344ce457641f28fc9d1c9ca939b63dadf8df128b86f1b9860e59c73a5e4",
-                "sha256:e7f8af9e3d70f514373bf41aa51bc33af12a6db3f71461ea47fea985defb2c31",
-                "sha256:f15af68f66e664eaa559d4ac8a928111eebd5feda0c11738b5998045224829db"
+                "sha256:a402e9bf468b63314e37460b68ba68243d55b2f8c4d0192f85a019af3945050e",
+                "sha256:c93e53af97f630f12f5f62a3274e79527936ed466f038953dfa379d4941f651a"
             ],
-            "version": "==2.0.10"
+            "version": "==3.0.3"
         },
         "ptyprocess": {
             "hashes": [
@@ -464,10 +463,10 @@
         },
         "pygments": {
             "hashes": [
-                "sha256:71e430bc85c88a430f000ac1d9b331d2407f681d6f6aec95e8bcfbc3df5b0127",
-                "sha256:881c4c157e45f30af185c1ffe8d549d48ac9127433f2c380c24b84572ad66297"
+                "sha256:2a3fe295e54a20164a9df49c75fa58526d3be48e14aceba6d6b1e8ac0bfd6f1b",
+                "sha256:98c8aa5a9f778fcd1026a17361ddaf7330d1b7c62ae97c3bb0ae73e0b9b6b0fe"
             ],
-            "version": "==2.4.2"
+            "version": "==2.5.2"
         },
         "pylint": {
             "hashes": [
@@ -505,10 +504,10 @@
         },
         "six": {
             "hashes": [
-                "sha256:1f1b7d42e254082a9db6279deae68afb421ceba6158efa6131de7b3003ee93fd",
-                "sha256:30f610279e8b2578cab6db20741130331735c781b56053c59c4076da27f06b66"
+                "sha256:236bdbdce46e6e6a3d61a337c0f8b763ca1e8717c03b369e87a7ec7ce1319c0a",
+                "sha256:8f3cd2e254d8f793e7f3d6d9df77b92252b52637291d0f0da013c76ea2724b6c"
             ],
-            "version": "==1.13.0"
+            "version": "==1.14.0"
         },
         "traitlets": {
             "hashes": [
@@ -519,29 +518,30 @@
         },
         "typed-ast": {
             "hashes": [
-                "sha256:1170afa46a3799e18b4c977777ce137bb53c7485379d9706af8a59f2ea1aa161",
-                "sha256:18511a0b3e7922276346bcb47e2ef9f38fb90fd31cb9223eed42c85d1312344e",
-                "sha256:262c247a82d005e43b5b7f69aff746370538e176131c32dda9cb0f324d27141e",
-                "sha256:2b907eb046d049bcd9892e3076c7a6456c93a25bebfe554e931620c90e6a25b0",
-                "sha256:354c16e5babd09f5cb0ee000d54cfa38401d8b8891eefa878ac772f827181a3c",
-                "sha256:48e5b1e71f25cfdef98b013263a88d7145879fbb2d5185f2a0c79fa7ebbeae47",
-                "sha256:4e0b70c6fc4d010f8107726af5fd37921b666f5b31d9331f0bd24ad9a088e631",
-                "sha256:630968c5cdee51a11c05a30453f8cd65e0cc1d2ad0d9192819df9978984529f4",
-                "sha256:66480f95b8167c9c5c5c87f32cf437d585937970f3fc24386f313a4c97b44e34",
-                "sha256:71211d26ffd12d63a83e079ff258ac9d56a1376a25bc80b1cdcdf601b855b90b",
-                "sha256:7954560051331d003b4e2b3eb822d9dd2e376fa4f6d98fee32f452f52dd6ebb2",
-                "sha256:838997f4310012cf2e1ad3803bce2f3402e9ffb71ded61b5ee22617b3a7f6b6e",
-                "sha256:95bd11af7eafc16e829af2d3df510cecfd4387f6453355188342c3e79a2ec87a",
-                "sha256:bc6c7d3fa1325a0c6613512a093bc2a2a15aeec350451cbdf9e1d4bffe3e3233",
-                "sha256:cc34a6f5b426748a507dd5d1de4c1978f2eb5626d51326e43280941206c209e1",
-                "sha256:d755f03c1e4a51e9b24d899561fec4ccaf51f210d52abdf8c07ee2849b212a36",
-                "sha256:d7c45933b1bdfaf9f36c579671fec15d25b06c8398f113dab64c18ed1adda01d",
-                "sha256:d896919306dd0aa22d0132f62a1b78d11aaf4c9fc5b3410d3c666b818191630a",
-                "sha256:fdc1c9bbf79510b76408840e009ed65958feba92a88833cdceecff93ae8fff66",
-                "sha256:ffde2fbfad571af120fcbfbbc61c72469e72f550d676c3342492a9dfdefb8f12"
+                "sha256:0666aa36131496aed8f7be0410ff974562ab7eeac11ef351def9ea6fa28f6355",
+                "sha256:0c2c07682d61a629b68433afb159376e24e5b2fd4641d35424e462169c0a7919",
+                "sha256:249862707802d40f7f29f6e1aad8d84b5aa9e44552d2cc17384b209f091276aa",
+                "sha256:24995c843eb0ad11a4527b026b4dde3da70e1f2d8806c99b7b4a7cf491612652",
+                "sha256:269151951236b0f9a6f04015a9004084a5ab0d5f19b57de779f908621e7d8b75",
+                "sha256:4083861b0aa07990b619bd7ddc365eb7fa4b817e99cf5f8d9cf21a42780f6e01",
+                "sha256:498b0f36cc7054c1fead3d7fc59d2150f4d5c6c56ba7fb150c013fbc683a8d2d",
+                "sha256:4e3e5da80ccbebfff202a67bf900d081906c358ccc3d5e3c8aea42fdfdfd51c1",
+                "sha256:6daac9731f172c2a22ade6ed0c00197ee7cc1221aa84cfdf9c31defeb059a907",
+                "sha256:715ff2f2df46121071622063fc7543d9b1fd19ebfc4f5c8895af64a77a8c852c",
+                "sha256:73d785a950fc82dd2a25897d525d003f6378d1cb23ab305578394694202a58c3",
+                "sha256:8c8aaad94455178e3187ab22c8b01a3837f8ee50e09cf31f1ba129eb293ec30b",
+                "sha256:8ce678dbaf790dbdb3eba24056d5364fb45944f33553dd5869b7580cdbb83614",
+                "sha256:aaee9905aee35ba5905cfb3c62f3e83b3bec7b39413f0a7f19be4e547ea01ebb",
+                "sha256:bcd3b13b56ea479b3650b82cabd6b5343a625b0ced5429e4ccad28a8973f301b",
+                "sha256:c9e348e02e4d2b4a8b2eedb48210430658df6951fa484e59de33ff773fbd4b41",
+                "sha256:d205b1b46085271b4e15f670058ce182bd1199e56b317bf2ec004b6a44f911f6",
+                "sha256:d43943ef777f9a1c42bf4e552ba23ac77a6351de620aa9acf64ad54933ad4d34",
+                "sha256:d5d33e9e7af3b34a40dc05f498939f0ebf187f07c385fd58d591c533ad8562fe",
+                "sha256:fc0fea399acb12edbf8a628ba8d2312f583bdbdb3335635db062fa98cf71fca4",
+                "sha256:fe460b922ec15dd205595c9b5b99e2f056fd98ae8f9f56b888e7a17dc2b757e7"
             ],
             "markers": "implementation_name == 'cpython' and python_version < '3.8'",
-            "version": "==1.4.0"
+            "version": "==1.4.1"
         },
         "vcrpy": {
             "hashes": [
@@ -553,10 +553,10 @@
         },
         "wcwidth": {
             "hashes": [
-                "sha256:3df37372226d6e63e1b1e1eda15c594bca98a22d33a23832a90998faa96bc65e",
-                "sha256:f4ebe71925af7b40a864553f761ed559b43544f8f71746c2d756c7fe788ade7c"
+                "sha256:8fd29383f539be45b20bd4df0dc29c20ba48654a41e661925e612311e9f3c603",
+                "sha256:f28b3e8a6483e5d49e7f8949ac1a78314e740333ae305b4ba5defd3e74fb37a8"
             ],
-            "version": "==0.1.7"
+            "version": "==0.1.8"
         },
         "wrapt": {
             "hashes": [
@@ -566,20 +566,26 @@
         },
         "yarl": {
             "hashes": [
-                "sha256:024ecdc12bc02b321bc66b41327f930d1c2c543fa9a561b39861da9388ba7aa9",
-                "sha256:2f3010703295fbe1aec51023740871e64bb9664c789cba5a6bdf404e93f7568f",
-                "sha256:3890ab952d508523ef4881457c4099056546593fa05e93da84c7250516e632eb",
-                "sha256:3e2724eb9af5dc41648e5bb304fcf4891adc33258c6e14e2a7414ea32541e320",
-                "sha256:5badb97dd0abf26623a9982cd448ff12cb39b8e4c94032ccdedf22ce01a64842",
-                "sha256:73f447d11b530d860ca1e6b582f947688286ad16ca42256413083d13f260b7a0",
-                "sha256:7ab825726f2940c16d92aaec7d204cfc34ac26c0040da727cf8ba87255a33829",
-                "sha256:b25de84a8c20540531526dfbb0e2d2b648c13fd5dd126728c496d7c3fea33310",
-                "sha256:c6e341f5a6562af74ba55205dbd56d248daf1b5748ec48a0200ba227bb9e33f4",
-                "sha256:c9bb7c249c4432cd47e75af3864bc02d26c9594f49c82e2a28624417f0ae63b8",
-                "sha256:e060906c0c585565c718d1c3841747b61c5439af2211e185f6739a9412dfbde1"
+                "sha256:0c2ab325d33f1b824734b3ef51d4d54a54e0e7a23d13b86974507602334c2cce",
+                "sha256:0ca2f395591bbd85ddd50a82eb1fde9c1066fafe888c5c7cc1d810cf03fd3cc6",
+                "sha256:2098a4b4b9d75ee352807a95cdf5f10180db903bc5b7270715c6bbe2551f64ce",
+                "sha256:25e66e5e2007c7a39541ca13b559cd8ebc2ad8fe00ea94a2aad28a9b1e44e5ae",
+                "sha256:26d7c90cb04dee1665282a5d1a998defc1a9e012fdca0f33396f81508f49696d",
+                "sha256:308b98b0c8cd1dfef1a0311dc5e38ae8f9b58349226aa0533f15a16717ad702f",
+                "sha256:3ce3d4f7c6b69c4e4f0704b32eca8123b9c58ae91af740481aa57d7857b5e41b",
+                "sha256:58cd9c469eced558cd81aa3f484b2924e8897049e06889e8ff2510435b7ef74b",
+                "sha256:5b10eb0e7f044cf0b035112446b26a3a2946bca9d7d7edb5e54a2ad2f6652abb",
+                "sha256:6faa19d3824c21bcbfdfce5171e193c8b4ddafdf0ac3f129ccf0cdfcb083e462",
+                "sha256:944494be42fa630134bf907714d40207e646fd5a94423c90d5b514f7b0713fea",
+                "sha256:a161de7e50224e8e3de6e184707476b5a989037dcb24292b391a3d66ff158e70",
+                "sha256:a4844ebb2be14768f7994f2017f70aca39d658a96c786211be5ddbe1c68794c1",
+                "sha256:c2b509ac3d4b988ae8769901c66345425e361d518aecbe4acbfc2567e416626a",
+                "sha256:c9959d49a77b0e07559e579f38b2f3711c2b8716b8410b320bf9713013215a1b",
+                "sha256:d8cdee92bc930d8b09d8bd2043cedd544d9c8bd7436a77678dd602467a993080",
+                "sha256:e15199cdb423316e15f108f51249e44eb156ae5dba232cb73be555324a1d49c2"
             ],
             "markers": "python_version >= '3.6'",
-            "version": "==1.3.0"
+            "version": "==1.4.2"
         }
     }
 }