diff --git a/Pipfile b/Pipfile
index e26fbca..d794f91 100644
--- a/Pipfile
+++ b/Pipfile
@@ -4,7 +4,7 @@ url = "https://pypi.org/simple"
 verify_ssl = true
 
 [packages]
-django = "==2.2"
+django = "==2.2.20"
 djangorestframework = "*"
 django-cors-headers = "*"
 
diff --git a/Pipfile.lock b/Pipfile.lock
index 2a29b36..e680be0 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "14653c595cd0f28b74035c0291e8de22de3e8370bbfbf69a2d401cda1828a8fc"
+            "sha256": "7e624e92ced3c26d7dc5a0c143606a92b08625aecc19e2f8a6a420dbc08074f2"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -18,11 +18,11 @@
     "default": {
         "django": {
             "hashes": [
-                "sha256:7c3543e4fb070d14e10926189a7fcf42ba919263b7473dceaefce34d54e8a119",
-                "sha256:a2814bffd1f007805b19194eb0b9a331933b82bd5da1c3ba3d7b7ba16e06dc4b"
+                "sha256:2484f115891ab1a0e9ae153602a641fbc15d7894c036d79fb78662c0965d7954",
+                "sha256:2569f9dc5f8e458a5e988b03d6b7a02bda59b006d6782f4ea0fd590ed7336a64"
             ],
             "index": "pypi",
-            "version": "==2.2"
+            "version": "==2.2.20"
         },
         "django-cors-headers": {
             "hashes": [
@@ -42,17 +42,17 @@
         },
         "pytz": {
             "hashes": [
-                "sha256:1c557d7d0e871de1f5ccd5833f60fb2550652da6be2693c1e02300743d21500d",
-                "sha256:b02c06db6cf09c12dd25137e563b31700d3b80fcc4ad23abb7a315f2789819be"
+                "sha256:83a4a90894bf38e243cf052c8b58f381bfe9a7a483f6a9cab140bc7f702ac4da",
+                "sha256:eb10ce3e7736052ed3623d49975ce333bcd712c7bb19a58b9e2089d4057d0798"
             ],
-            "version": "==2019.3"
+            "version": "==2021.1"
         },
         "sqlparse": {
             "hashes": [
-                "sha256:40afe6b8d4b1117e7dff5504d7a8ce07d9a1b15aeeade8a2d10f130a834f8177",
-                "sha256:7c3dca29c022744e95b547e867cee89f4fce4373f3549ccd8797d8eb52cdb873"
+                "sha256:017cde379adbd6a1f15a61873f43e8274179378e95ef3fede90b5aa64d304ed0",
+                "sha256:0f91fd2e829c44362cbcfab3e9ae12e22badaa8a29ad5ff599f9ec109f0454e8"
             ],
-            "version": "==0.3.0"
+            "version": "==0.4.1"
         }
     },
     "develop": {
@@ -63,12 +63,19 @@
             ],
             "version": "==2.3.3"
         },
+        "gitdb": {
+            "hashes": [
+                "sha256:6c4cc71933456991da20917998acbe6cf4fb41eeaab7d6d67fbc05ecd4c865b0",
+                "sha256:96bf5c08b157a666fec41129e6d327235284cca4c81e92109260f353ba138005"
+            ],
+            "version": "==4.0.7"
+        },
         "gitdb2": {
             "hashes": [
-                "sha256:1b6df1433567a51a4a9c1a5a0de977aa351a405cc56d7d35f3388bad1f630350",
-                "sha256:96bbb507d765a7f51eb802554a9cfe194a174582f772e0d89f4e87288c288b7b"
+                "sha256:0986cb4003de743f2b3aba4c828edd1ab58ce98e1c4a8acf72ef02760d4beb4e",
+                "sha256:a1c974e5fab8c2c90192c1367c81cbc54baec04244bda1816e9c8ab377d1cba3"
             ],
-            "version": "==2.0.6"
+            "version": "==4.0.2"
         },
         "gitpython": {
             "hashes": [
@@ -128,43 +135,53 @@
         },
         "six": {
             "hashes": [
-                "sha256:1f1b7d42e254082a9db6279deae68afb421ceba6158efa6131de7b3003ee93fd",
-                "sha256:30f610279e8b2578cab6db20741130331735c781b56053c59c4076da27f06b66"
+                "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
+                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
-            "version": "==1.13.0"
+            "version": "==1.15.0"
         },
-        "smmap2": {
+        "smmap": {
             "hashes": [
-                "sha256:0555a7bf4df71d1ef4218e4807bbf9b201f910174e6e08af2e138d4e517b4dde",
-                "sha256:29a9ffa0497e7f2be94ca0ed1ca1aa3cd4cf25a1f6b4f5f87f74b46ed91d609a"
+                "sha256:7e65386bd122d45405ddf795637b7f7d2b532e7e401d46bbe3fb49b9986d5182",
+                "sha256:a9a7479e4c572e2e775c404dcd3080c8dc49f39918c2cf74913d30c4c478e3c2"
             ],
-            "version": "==2.0.5"
+            "version": "==4.0.0"
         },
         "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"
+                "sha256:07d49388d5bf7e863f7fa2f124b1b1d89d8aa0e2f7812faff0a5658c01c59aa1",
+                "sha256:14bf1522cdee369e8f5581238edac09150c765ec1cb33615855889cf33dcb92d",
+                "sha256:240296b27397e4e37874abb1df2a608a92df85cf3e2a04d0d4d61055c8305ba6",
+                "sha256:36d829b31ab67d6fcb30e185ec996e1f72b892255a745d3a82138c97d21ed1cd",
+                "sha256:37f48d46d733d57cc70fd5f30572d11ab8ed92da6e6b28e024e4a3edfb456e37",
+                "sha256:4c790331247081ea7c632a76d5b2a265e6d325ecd3179d06e9cf8d46d90dd151",
+                "sha256:5dcfc2e264bd8a1db8b11a892bd1647154ce03eeba94b461effe68790d8b8e07",
+                "sha256:7147e2a76c75f0f64c4319886e7639e490fee87c9d25cb1d4faef1d8cf83a440",
+                "sha256:7703620125e4fb79b64aa52427ec192822e9f45d37d4b6625ab37ef403e1df70",
+                "sha256:8368f83e93c7156ccd40e49a783a6a6850ca25b556c0fa0240ed0f659d2fe496",
+                "sha256:84aa6223d71012c68d577c83f4e7db50d11d6b1399a9c779046d75e24bed74ea",
+                "sha256:85f95aa97a35bdb2f2f7d10ec5bbdac0aeb9dafdaf88e17492da0504de2e6400",
+                "sha256:8db0e856712f79c45956da0c9a40ca4246abc3485ae0d7ecc86a20f5e4c09abc",
+                "sha256:9044ef2df88d7f33692ae3f18d3be63dec69c4fb1b5a4a9ac950f9b4ba571606",
+                "sha256:963c80b583b0661918718b095e02303d8078950b26cc00b5e5ea9ababe0de1fc",
+                "sha256:987f15737aba2ab5f3928c617ccf1ce412e2e321c77ab16ca5a293e7bbffd581",
+                "sha256:9ec45db0c766f196ae629e509f059ff05fc3148f9ffd28f3cfe75d4afb485412",
+                "sha256:9fc0b3cb5d1720e7141d103cf4819aea239f7d136acf9ee4a69b047b7986175a",
+                "sha256:a2c927c49f2029291fbabd673d51a2180038f8cd5a5b2f290f78c4516be48be2",
+                "sha256:a38878a223bdd37c9709d07cd357bb79f4c760b29210e14ad0fb395294583787",
+                "sha256:b4fcdcfa302538f70929eb7b392f536a237cbe2ed9cba88e3bf5027b39f5f77f",
+                "sha256:c0c74e5579af4b977c8b932f40a5464764b2f86681327410aa028a22d2f54937",
+                "sha256:c1c876fd795b36126f773db9cbb393f19808edd2637e00fd6caba0e25f2c7b64",
+                "sha256:c9aadc4924d4b5799112837b226160428524a9a45f830e0d0f184b19e4090487",
+                "sha256:cc7b98bf58167b7f2db91a4327da24fb93368838eb84a44c472283778fc2446b",
+                "sha256:cf54cfa843f297991b7388c281cb3855d911137223c6b6d2dd82a47ae5125a41",
+                "sha256:d003156bb6a59cda9050e983441b7fa2487f7800d76bdc065566b7d728b4581a",
+                "sha256:d175297e9533d8d37437abc14e8a83cbc68af93cc9c1c59c2c292ec59a0697a3",
+                "sha256:d746a437cdbca200622385305aedd9aef68e8a645e385cc483bdc5e488f07166",
+                "sha256:e683e409e5c45d5c9082dc1daf13f6374300806240719f95dc783d1fc942af10"
             ],
             "markers": "implementation_name == 'cpython' and python_version < '3.8'",
-            "version": "==1.4.0"
+            "version": "==1.4.2"
         },
         "wrapt": {
             "hashes": [