Merge pull request #356 from dmundra/hotfix/shibbolethfix

Fixed shibboleth target URL to go to the course selected on login.
Rough draft of new README.md file
Small change
typo in rendering
more proofreading
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
Updated README.md to reflect current wiki version
Proofreading and polishing the git readme.
Final edits of README.md
Merge pull request #434 from goehle/newgitreadme

Newgitreadme - Release/2.9 pull