add toggleUI. issues layout changed.
Merge branch 'master' of http://hive.nhncorp.com:80/dlab/hive into fix-ui-130813

Conflicts:
	app/assets/stylesheets/less/_page.less
	app/views/issue/view.scala.html
Merge branch 'master' of http://hive.nhncorp.com:80/dlab/hive into fix-ui-130813

Conflicts:
	app/assets/stylesheets/less/_page.less
	app/views/issue/view.scala.html
h2 font resize  and  border style to dotted from solid on markdown area
fix branch list style (yobi-146)
Merge pull request #144 from laziel/yobi refs/heads/fix-ui-130813
Merge pull request #147 from insanehong/hive refs/heads/issue/markdown-heading-style
Merge pull request #148 from laziel/yobi refs/heads/fix-ui-130814-branchlist