Enhancement #16: first change to bower.json
Enh #16: removed use of "version" in Gruntfile and index.html
Added use of travis-install.bash
Removed bower install from package.json - now in travis-install.bash
Enh #16: moved angular-ui-bootstrap to use bower components
Enh #16: allow travis install script a Firefox browser
Enh #16: moved showdown to use bower components
Merge pull request #17 from mcalthrop/enhancement/16-user-bower-components

Enhancement/16 user bower components