Update Python dependencies

Author: mdmintz

docs/requirements.txt

@@ -1,7 +1,7 @@
-regex>=2020.10.11
+regex>=2020.9.27
 tqdm>=4.50.2
 livereload==2.6.3;python_version>="3.6"
-Markdown==3.3
+Markdown==3.3.1
 readme-renderer==27.0
 pymdown-extensions==8.0.1
 mkdocs==1.1.2

requirements.txt

@@ -47,15 +47,15 @@ pygments==2.7.1;python_version>="3.5"
 traitlets==4.3.3;python_version<"3.7"
 traitlets==5.0.4;python_version>="3.7"
 prompt-toolkit==1.0.18;python_version<"3.6"
-prompt-toolkit==3.0.7;python_version>="3.6"
+prompt-toolkit==3.0.8;python_version>="3.6"
 ipython==5.10.0;python_version<"3.5"
 ipython==6.5.0;python_version>="3.5" and python_version<"3.6"
 ipython==7.16.1;python_version>="3.6" and python_version<"3.7"
 ipython==7.18.1;python_version>="3.7"
-colorama==0.4.3
+colorama==0.4.4
 pathlib2==2.3.5;python_version<"3.5"
 importlib-metadata==2.0.0
-virtualenv>=20.0.33
+virtualenv>=20.0.34
 pymysql==0.10.1
 coverage==5.3
 brython==3.9.0

setup.py

@@ -152,14 +152,14 @@
         'traitlets==5.0.4;python_version>="3.7"',
         'ipython==5.10.0;python_version<"3.5"',
         'prompt-toolkit==1.0.18;python_version<"3.6"',
-        'prompt-toolkit==3.0.7;python_version>="3.6"',
+        'prompt-toolkit==3.0.8;python_version>="3.6"',
         'ipython==6.5.0;python_version>="3.5" and python_version<"3.6"',
         'ipython==7.16.1;python_version>="3.6" and python_version<"3.7"',
         'ipython==7.18.1;python_version>="3.7"',
-        'colorama==0.4.3',
+        'colorama==0.4.4',
         'pathlib2==2.3.5;python_version<"3.5"',  # Sync with "virtualenv"
         'importlib-metadata==2.0.0',  # Sync with "virtualenv"
-        'virtualenv>=20.0.33',  # Sync with importlib-metadata and pathlib2
+        'virtualenv>=20.0.34',  # Sync with importlib-metadata and pathlib2
         'pymysql==0.10.1',
         'coverage==5.3',
         'brython==3.9.0',