More HTML commit messages appearance improvements.
Merge pull request #190 from redox/html_commit_messages_improvements

More HTML commit messages appearance improvements.
Add alternative method to create gem.
Fix filename link color in blue <h2>.
Merge pull request #192 from FonsRademakers/master

Description of alternative way to build a gem, fix for filename link color in <h2>.
The regular expression adjusted to include the underscore in repo name.
Merge pull request #195 from kovalevsky/master

The regular expression adjusted to include the underscore in repo name.
Fix the issue of notifications for all commits being sent out when a new branch is pushed with unique_commits_per_branch set to False
indent style
Version nump to 0.12.1
GitlabHQ 4.x or above have slightly different links, closes #196
make sure the more opaque diff's (.rr, .aa) are also monospace fonts,
like the rest of the diff.
Merge pull request #197 from FonsRademakers/master

make sure the more opaque diff's (.rr, .aa) are also monospace fonts,
Set Reply-to to recipient address

we introduce a new option: reply_to_mailinglist. This option is mutually
exclusive to reply_to_author. It gives us the ability to set the
Reply-To adddress to the either the recipient/mailinglist and fixes #187
Merge pull request #198 from igalic/reply-to-mailinglist

Set Reply-to to recipient address
Do not allow nokogiri setup 1.6.0 and above to enabled ruby 1.8.7 yet (massively used in production setups), fixes #201
update deps
Version bump to 0.12.2
Don't use redcarpet on jruby platform, it's incompatible with
Gitlab 5.x links