add turnip
Merge commit '80f78bec0584730cbade48c79048af5bb669a960' into wip/140309_turnip
setup turnip & devise login mock
turnip途中

PoltergeistのDBエラーが解決できない
Merge pull request #55 from tadyjp/wip/140309_turnip

[WIP] Turnip test
Merge commit 'a828e4250dcfb23ad9c9734262518849a5b111cc' into wip/130409_slim_view

Conflicts:
	app/views/home/login.html.erb
	app/views/posts/index.html.erb