diff --git a/Pipfile.lock b/Pipfile.lock
index 9b44297..f8a697c 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -52,18 +52,18 @@
         },
         "attrs": {
             "hashes": [
-                "sha256:0ef97238856430dcf9228e07f316aefc17e8939fc8507e18c6501b761ef1a42a",
-                "sha256:2867b7b9f8326499ab5b0e2d12801fa5c98842d2cbd22b35112ae04bf85b4dff"
+                "sha256:2d27e3784d7a565d36ab851fe94887c5eccd6a463168875832a1be79c82828b4",
+                "sha256:626ba8234211db98e869df76230a137c4c40a12d72445c45d5f5b716f076e2fd"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==20.1.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==21.4.0"
         },
         "certifi": {
             "hashes": [
-                "sha256:5930595817496dd21bb8dc35dad090f1c2cd0adfaf21204bf6732ca5d8ee34d3",
-                "sha256:8fc0819f1f30ba15bdb34cceffb9ef04d99f420f68eb75d901e9560b8749fc41"
+                "sha256:78884e7c1d4b00ce3cea67b44566851c4343c120abd683433ce934a68ea58872",
+                "sha256:d62a0163eb4c2344ac042ab2bdf75399a71a2d8c7d47eac2e2ee91b9d6339569"
             ],
-            "version": "==2020.6.20"
+            "version": "==2021.10.8"
         },
         "chardet": {
             "hashes": [
@@ -74,10 +74,11 @@
         },
         "cycler": {
             "hashes": [
-                "sha256:1d8a5ae1ff6c5cf9b93e8811e581232ad8920aeec647c37316ceac982b08cb2d",
-                "sha256:cd7b2d1018258d7247a71425e9f26463dfb444d411c39569972f4ce586b0c9d8"
+                "sha256:3a27e95f763a428a739d2add979fa7494c912a32c17c4c38c4d5f082cad165a3",
+                "sha256:9c87405839a19696e837b3b818fed3f5f69f16f1eec1a1ad77e043dcea9c772f"
             ],
-            "version": "==0.10.0"
+            "markers": "python_version >= '3.6'",
+            "version": "==0.11.0"
         },
         "idna": {
             "hashes": [
@@ -89,28 +90,53 @@
         },
         "kiwisolver": {
             "hashes": [
-                "sha256:03662cbd3e6729f341a97dd2690b271e51a67a68322affab12a5b011344b973c",
-                "sha256:18d749f3e56c0480dccd1714230da0f328e6e4accf188dd4e6884bdd06bf02dd",
-                "sha256:247800260cd38160c362d211dcaf4ed0f7816afb5efe56544748b21d6ad6d17f",
-                "sha256:38d05c9ecb24eee1246391820ed7137ac42a50209c203c908154782fced90e44",
-                "sha256:443c2320520eda0a5b930b2725b26f6175ca4453c61f739fef7a5847bd262f74",
-                "sha256:4eadb361baf3069f278b055e3bb53fa189cea2fd02cb2c353b7a99ebb4477ef1",
-                "sha256:556da0a5f60f6486ec4969abbc1dd83cf9b5c2deadc8288508e55c0f5f87d29c",
-                "sha256:603162139684ee56bcd57acc74035fceed7dd8d732f38c0959c8bd157f913fec",
-                "sha256:60a78858580761fe611d22127868f3dc9f98871e6fdf0a15cc4203ed9ba6179b",
-                "sha256:63f55f490b958b6299e4e5bdac66ac988c3d11b7fafa522800359075d4fa56d1",
-                "sha256:7cc095a4661bdd8a5742aaf7c10ea9fac142d76ff1770a0f84394038126d8fc7",
-                "sha256:be046da49fbc3aa9491cc7296db7e8d27bcf0c3d5d1a40259c10471b014e4e0c",
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-                "sha256:d52b989dc23cdaa92582ceb4af8d5bcc94d74b2c3e64cd6785558ec6a879793e",
-                "sha256:e586b28354d7b6584d8973656a7954b1c69c93f708c0c07b77884f91640b7657",
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-                "sha256:fccefc0d36a38c57b7bd233a9b485e2f1eb71903ca7ad7adacad6c28a56d62d2"
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+                "sha256:dedc71c8eb9c5096037766390172c34fb86ef048b8e8958b4e484b9e505d66bc",
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+                "sha256:ee040a7de8d295dbd261ef2d6d3192f13e2b08ec4a954de34a6fb8ff6422e24c",
+                "sha256:eedd3b59190885d1ebdf6c5e0ca56828beb1949b4dfe6e5d0256a461429ac386",
+                "sha256:f441422bb313ab25de7b3dbfd388e790eceb76ce01a18199ec4944b369017009",
+                "sha256:f8eb7b6716f5b50e9c06207a14172cf2de201e41912ebe732846c02c830455b9",
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             ],
-            "markers": "python_version >= '3.6'",
-            "version": "==1.2.0"
+            "markers": "python_version >= '3.7'",
+            "version": "==1.3.2"
         },
         "matplotlib": {
             "hashes": [
@@ -170,85 +196,85 @@
         },
         "numpy": {
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@@ -260,11 +286,11 @@
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@@ -276,34 +302,89 @@
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