diff --git a/Pipfile.lock b/Pipfile.lock
index dd0c11f..829a78c 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -25,31 +25,35 @@
         },
         "asgiref": {
             "hashes": [
-                "sha256:8036f90603c54e93521e5777b2b9a39ba1bad05773fcf2d208f0299d1df58ce5",
-                "sha256:9ca8b952a0a9afa61d30aa6d3d9b570bb3fd6bafcf7ec9e6bed43b936133db1c"
+                "sha256:92906c611ce6c967347bbfea733f13d6313901d54dcca88195eaeb52b2a8e8ee",
+                "sha256:d1216dfbdfb63826470995d31caed36225dcaf34f182e0fa257a4dd9e86f1b78"
             ],
-            "version": "==3.2.7"
+            "markers": "python_version >= '3.6'",
+            "version": "==3.3.4"
         },
         "defusedxml": {
             "hashes": [
-                "sha256:6687150770438374ab581bb7a1b327a847dd9c5749e396102de3fad4e8a3ef93",
-                "sha256:f684034d135af4c6cbb949b8a4d2ed61634515257a67299e5f940fbaa34377f5"
+                "sha256:1bb3032db185915b62d7c6209c5a8792be6a32ab2fedacc84e01b52c51aa3e69",
+                "sha256:a352e7e428770286cc899e2542b6cdaedb2b4953ff269a210103ec58f6198a61"
             ],
-            "version": "==0.6.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==0.7.1"
         },
         "diff-match-patch": {
             "hashes": [
-                "sha256:a809a996d0f09b9bbd59e9bbd0b71eed8c807922512910e05cbd3f9480712ddb"
+                "sha256:8bf9d9c4e059d917b5c6312bac0c137971a32815ddbda9c682b949f2986b4d34",
+                "sha256:da6f5a01aa586df23dfc89f3827e1cafbb5420be9d87769eeb079ddfd9477a18"
             ],
-            "version": "==20181111"
+            "markers": "python_version >= '2.7'",
+            "version": "==20200713"
         },
         "django": {
             "hashes": [
-                "sha256:5052b34b34b3425233c682e0e11d658fd6efd587d11335a0203d827224ada8f2",
-                "sha256:e1630333248c9b3d4e38f02093a26f1e07b271ca896d73097457996e0fae12e8"
+                "sha256:a523d62b7ab2908f551dabc32b99017a86aa7784e32b761708e52be3dce6d35d",
+                "sha256:dc41bf07357f1f4810c1c555b685cb51f780b41e37892d6cc92b89789f2847e1"
             ],
             "index": "pypi",
-            "version": "==3.0.7"
+            "version": "==3.1.12"
         },
         "django-extensions": {
             "hashes": [
@@ -85,9 +89,11 @@
         },
         "et-xmlfile": {
             "hashes": [
-                "sha256:614d9722d572f6246302c4491846d2c393c199cfa4edc9af593437691683335b"
+                "sha256:8eb9e2bc2f8c97e37a2dc85a09ecdcdec9d8a396530a6d5a33b30b9a92da0c5c",
+                "sha256:a2ba85d1d6a74ef63837eed693bcb89c3f752169b0e3e7ae5b16ca5e1b3deada"
             ],
-            "version": "==1.0.1"
+            "markers": "python_version >= '3.6'",
+            "version": "==1.1.0"
         },
         "graphene": {
             "hashes": [
@@ -118,13 +124,6 @@
             ],
             "version": "==2.0.1"
         },
-        "jdcal": {
-            "hashes": [
-                "sha256:1abf1305fce18b4e8aa248cf8fe0c56ce2032392bc64bbd61b5dff2a19ec8bba",
-                "sha256:472872e096eb8df219c23f2689fc336668bdb43d194094b5cc1707e1640acfc8"
-            ],
-            "version": "==1.4.1"
-        },
         "markuppy": {
             "hashes": [
                 "sha256:1adee2c0a542af378fe84548ff6f6b0168f3cb7f426b46961038a2bcfaad0d5f"
@@ -133,15 +132,17 @@
         },
         "odfpy": {
             "hashes": [
-                "sha256:db766a6e59c5103212f3cc92ec8dd50a0f3a02790233ed0b52148b70d3c438ec"
+                "sha256:db766a6e59c5103212f3cc92ec8dd50a0f3a02790233ed0b52148b70d3c438ec",
+                "sha256:fc3b8d1bc098eba4a0fda865a76d9d1e577c4ceec771426bcb169a82c5e9dfe0"
             ],
             "version": "==1.4.1"
         },
         "openpyxl": {
             "hashes": [
-                "sha256:547a9fc6aafcf44abe358b89ed4438d077e9d92e4f182c87e2dc294186dc4b64"
+                "sha256:46af4eaf201a89b610fcca177eed957635f88770a5462fb6aae4a2a52b0ff516",
+                "sha256:6456a3b472e1ef0facb1129f3c6ef00713cebf62e736cd7a75bcc3247432f251"
             ],
-            "version": "==3.0.3"
+            "version": "==3.0.7"
         },
         "promise": {
             "hashes": [
@@ -197,10 +198,10 @@
         },
         "pytz": {
             "hashes": [
-                "sha256:a494d53b6d39c3c6e44c3bec237336e14305e4f29bbf800b599253057fbb79ed",
-                "sha256:c35965d010ce31b23eeb663ed3cc8c906275d6be1a34393a1d73a41febf4a048"
+                "sha256:83a4a90894bf38e243cf052c8b58f381bfe9a7a483f6a9cab140bc7f702ac4da",
+                "sha256:eb10ce3e7736052ed3623d49975ce333bcd712c7bb19a58b9e2089d4057d0798"
             ],
-            "version": "==2020.1"
+            "version": "==2021.1"
         },
         "pyyaml": {
             "hashes": [
@@ -228,24 +229,27 @@
         },
         "singledispatch": {
             "hashes": [
-                "sha256:5b06af87df13818d14f08a028e42f566640aef80805c3b50c5056b086e3c2b9c",
-                "sha256:833b46966687b3de7f438c761ac475213e53b306740f1abfaa86e1d1aae56aa8"
+                "sha256:0d428477703d8386eb6aeed6e522c9f22d49f4363cdf4ed6a2ba3dc276053e20",
+                "sha256:d5bb9405a4b8de48e36709238e8b91b4f6f300f81a5132ba2531a9a738eca391"
             ],
-            "version": "==3.4.0.3"
+            "markers": "python_version >= '2.6'",
+            "version": "==3.6.2"
         },
         "six": {
             "hashes": [
-                "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
-                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
             ],
-            "version": "==1.15.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.16.0"
         },
         "sqlparse": {
             "hashes": [
-                "sha256:022fb9c87b524d1f7862b3037e541f68597a730a8843245c349fc93e1643dc4e",
-                "sha256:e162203737712307dfe78860cc56c8da8a852ab2ee33750e33aeadf38d12c548"
+                "sha256:017cde379adbd6a1f15a61873f43e8274179378e95ef3fede90b5aa64d304ed0",
+                "sha256:0f91fd2e829c44362cbcfab3e9ae12e22badaa8a29ad5ff599f9ec109f0454e8"
             ],
-            "version": "==0.3.1"
+            "markers": "python_version >= '3.5'",
+            "version": "==0.4.1"
         },
         "tablib": {
             "extras": [
@@ -256,17 +260,18 @@
                 "yaml"
             ],
             "hashes": [
-                "sha256:8cc2fa10bc37219ac5e76850eb7fbd50de313c7a1a7895c44af2a8dd206b7be7",
-                "sha256:c5a77c96ad306d5b380def1309d521ad5e98b4f83726f84857ad87e142d13279"
+                "sha256:41aa40981cddd7ec4d1fabeae7c38d271601b306386bd05b5c3bcae13e5aeb20",
+                "sha256:f83cac08454f225a34a305daa20e2110d5e6335135d505f93bc66583a5f9c10d"
             ],
-            "version": "==2.0.0"
+            "markers": "python_version >= '3.6'",
+            "version": "==3.0.0"
         },
         "xlrd": {
             "hashes": [
-                "sha256:546eb36cee8db40c3eaa46c351e67ffee6eeb5fa2650b71bc4c758a29a1b29b2",
-                "sha256:e551fb498759fa3a5384a94ccd4c3c02eb7c00ea424426e212ac0c57be9dfbde"
+                "sha256:6a33ee89877bd9abc1158129f6e94be74e2679636b8a205b43b85206c3f0bbdd",
+                "sha256:f72f148f54442c6b056bf931dbc34f986fd0c3b0b6b5a58d013c9aef274d0c88"
             ],
-            "version": "==1.2.0"
+            "version": "==2.0.1"
         },
         "xlwt": {
             "hashes": [