[x] clean up all other GitShell Tutorial Sections (remove excess pictures, put in config. info, etc.)
[x] Create First Git Shell and GitHub homework Assignment -- include setting up Git, creating a GitHub, reading the DHClass-Hub Welcome files for Troubleshooting and Issues, cloning DHClass-Hub, and student creation of Personal Webpage repositories, and adding one file (picture or anything) to DHClass-Hub sandbox and/or Personal Page Repositories. Also, have each student comment on an issue so they can be added as contributors before adding to sandbox.