diff --git a/Pipfile.lock b/Pipfile.lock
index 0ca5840..de91fed 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -31,19 +31,17 @@
         },
         "attrs": {
             "hashes": [
-                "sha256:0ef97238856430dcf9228e07f316aefc17e8939fc8507e18c6501b761ef1a42a",
-                "sha256:2867b7b9f8326499ab5b0e2d12801fa5c98842d2cbd22b35112ae04bf85b4dff"
+                "sha256:149e90d6d8ac20db7a955ad60cf0e6881a3f20d37096140088356da6c716b0b1",
+                "sha256:ef6aaac3ca6cd92904cdd0d83f629a15f18053ec84e6432106f7a4d04ae4f5fb"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==20.1.0"
+            "version": "==21.2.0"
         },
         "babel": {
             "hashes": [
-                "sha256:1aac2ae2d0d8ea368fa90906567f5c08463d98ade155c0c4bfedd6a0f7160e38",
-                "sha256:d670ea0b10f8b723672d3a6abeb87b565b244da220d76b4dba1b66269ec152d4"
+                "sha256:ab49e12b91d937cd11f0b67cb259a57ab4ad2b59ac7a3b41d6c06c0ac5b0def9",
+                "sha256:bc0c176f9f6a994582230df350aa6e05ba2ebe4b3ac317eab29d9be5d2768da0"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==2.8.0"
+            "version": "==2.9.1"
         },
         "black": {
             "hashes": [
@@ -55,74 +53,92 @@
         },
         "bleach": {
             "hashes": [
-                "sha256:2bce3d8fab545a6528c8fa5d9f9ae8ebc85a56da365c7f85180bfe96a35ef22f",
-                "sha256:3c4c520fdb9db59ef139915a5db79f8b51bc2a7257ea0389f30c846883430a4b"
+                "sha256:6123ddc1052673e52bab52cdc955bcb57a015264a1c57d37bea2f6b817af0125",
+                "sha256:98b3170739e5e83dd9dc19633f074727ad848cbedb6026708c8ac2d3b697a433"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
-            "version": "==3.1.5"
+            "version": "==3.3.0"
         },
         "certifi": {
             "hashes": [
-                "sha256:5930595817496dd21bb8dc35dad090f1c2cd0adfaf21204bf6732ca5d8ee34d3",
-                "sha256:8fc0819f1f30ba15bdb34cceffb9ef04d99f420f68eb75d901e9560b8749fc41"
+                "sha256:2bbf76fd432960138b3ef6dda3dde0544f27cbf8546c458e60baf371917ba9ee",
+                "sha256:50b1e4f8446b06f41be7dd6338db18e0990601dce795c2b1686458aa7e8fa7d8"
             ],
-            "version": "==2020.6.20"
+            "version": "==2021.5.30"
         },
         "cffi": {
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-                "sha256:bf44a9a0141a082e89c90e8d785b212a872db793a0080c20f6ae6e2a0ebf82ad",
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-            "version": "==1.14.2"
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+                "sha256:cc5a8e069b9ebfa22e26d0e6b97d6f9781302fe7f4f2b8776c3e1daea35f1adc",
+                "sha256:cd2868886d547469123fadc46eac7ea5253ea7fcb139f12e1dfc2bbd406427d1",
+                "sha256:d42b11d692e11b6634f7613ad8df5d6d5f8875f5d48939520d351007b3c13406",
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         "chardet": {
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-            "version": "==3.0.4"
+            "version": "==4.0.0"
         },
         "click": {
             "hashes": [
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-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
-            "version": "==7.1.2"
+            "version": "==8.0.1"
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         "colorama": {
             "hashes": [
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-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
-            "version": "==0.4.3"
+            "version": "==0.4.4"
         },
         "commonmark": {
             "hashes": [
@@ -133,43 +149,34 @@
         },
         "cryptography": {
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-            "version": "==3.0"
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         "distlib": {
             "hashes": [
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-            "version": "==0.3.1"
+            "version": "==0.3.2"
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         "docutils": {
             "hashes": [
-                "sha256:0c5b78adfbf7762415433f5515cd5c9e762339e23369dbe8000d84a4bf4ab3af",
-                "sha256:c2de3a60e9e7d07be26b7f2b00ca0309c207e06c100f9cc2a94931fc75a478fc"
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-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
-            "version": "==0.16"
+            "version": "==0.17.1"
         },
         "filelock": {
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@@ -183,7 +190,6 @@
                 "sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6",
                 "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"
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             "version": "==2.10"
         },
         "imagesize": {
@@ -191,108 +197,102 @@
                 "sha256:6965f19a6a2039c7d48bca7dba2473069ff854c36ae6f19d2cde309d998228a1",
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-                "sha256:fe75cc94a9443b9246fc7049224f75604b113c36acb93f87b80ed42c44cbb898"
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-            "version": "==2.24.0"
+            "version": "==2.25.1"
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         "requests-toolbelt": {
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@@ -428,33 +443,32 @@
         },
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-            "version": "==1.4.0"
+            "version": "==1.5.0"
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-                "sha256:b5ec909dde94d4ae2fa26af7c089036997030f0cf0a5cb372b4cccabd81c143b"
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             "markers": "sys_platform == 'linux'",
-            "version": "==3.1.2"
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-                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
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-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==1.15.0"
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-                "sha256:df3bac3df4c2c01363f3dd2cfa78cce2840a79b9f1c2d2de9ce8d31683992f52"
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@@ -477,7 +491,6 @@
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@@ -485,23 +498,20 @@
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-            "markers": "python_version >= '3.5'",
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@@ -509,23 +519,21 @@
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-            "version": "==1.1.4"
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@@ -537,11 +545,10 @@
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@@ -553,45 +560,53 @@
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@@ -602,11 +617,10 @@
         },
         "zipp": {
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-            "markers": "python_version >= '3.6'",
-            "version": "==3.1.0"
+            "version": "==3.4.1"
         }
     }
 }