Updated jekyll config and removed unneeded options

Signed-off-by: Aran Wilkinson <aran3001@gmail.com>
Started work on errors and exceptions section

Signed-off-by: Aran Wilkinson <aran3001@gmail.com>
Merge pull request #282 from aranw/errors-exceptions

Errors and Exceptions
Merge remote-tracking branch 'upstream/gh-pages' into gh-pages