Fixed links to images, added jekyll include syntax
replaced USERNAME and TESTREPO with variables in thw-git
Merge pull request #156 from wltrimbl/fixlinks2

Fixed links to images, added jekyll include syntax
Merge pull request #157 from wltrimbl/symbolsinthw-git

replaced USERNAME and TESTREPO with variables in thw-git
Removed warning about whitespace in jekyll header
Merge pull request #158 from wltrimbl/removewarning

Removed warning about whitespace in jekyll header from README
Merge branch 'gh-pages' of https://github.com/swcarpentry/bc into gh-pages
Merge branch 'gh-pages' of https://github.com/iglpdc/2014-01-21-uri into gh-pages
Correcting the address to the URI Bay Campus.