Fix sending a notification to mentioned users.

The feature was removed by 5e47389 accidentally.
Fix a compile error by 738e98e.
change .milestone-title style (#232)

- use span tag instead of code
- set font-family to use base-font-family
change branchInfo style on pullRequest list
Remove emptySearchCondition which is not needed.

Use new IssueApp.SearchCondition() instead.
Merge pull request #257 from laziel/yobi refs/heads/fix-css-130826
Merge pull request #225 from laziel/yobi refs/heads/yobi-232
string escape before check autolink ignore pattern
Merge pull request #259 from insanehong/hive refs/heads/issue/autolink-haperlink
message: updated koream message for 'merged'
hofix, autolink parser error, not found string index