Ensure we have the right netlify build deps

Netlify will look at this file to install the correct python dependencies for mkdocs website build.

Author: astoycos

requirements.txt

@@ -0,0 +1,18 @@
+Click==7.0
+htmlmin==0.1.12
+Jinja2==2.11.1
+jsmin==3.0.0
+livereload==2.6.1
+Markdown==3.3.4
+MarkupSafe==1.1.1
+mkdocs==1.2.2
+mkdocs-awesome-pages-plugin==2.7.0
+mkdocs-macros-plugin==0.6.0
+mkdocs-material==7.3.3
+mkdocs-material-extensions==1.0.1
+pep562==1.0
+Pygments==2.5.2
+pymdown-extensions==9.0
+PyYAML==5.3
+six==1.14.0
+tornado==6.0.3