Merge pull request #667 from cpence/master

Tweak TeX math delimiters
Update MathJax docs
README mention of gollum-lib and whitespace fixes
Syntax highlighting in README
Upgrade to sinatra 1.4
Merge pull request #669 from gollum/sinatra1.4

Upgrade to sinatra 1.4
Use latest sinatra
Update shoulda
Try removing deps
Merge pull request #672 from bootstraponline/master

Try removing dependencies
Fix #668
Update the example of config.ru in the README
Fix error when running with --irb option
uninitialized constant Gollum::Wiki (NameError)
Merge pull request #675 from uk-ar/fix-error-in-irb

Fix error when running with --irb option
Merge duplicate class attributes (class="jaws")
Deduplicate button action-* class names
Merge pull request #676 from crisman/master

Class duplication issues in frontend
Fix NoMethodError when running with sample config.ru
Merge pull request #677 from uk-ar/fix-dependancy

Fix library dependancy issue when running with config.ru
Add a title attr to show full date on history log