Merge pull request #16 from kinopyo/feature

Only try to extract language if HTTP_ACCEPT_LANGUAGE header is presented
Add UserVoice feedback widget
Track page view for quote creation
Merge pull request #17 from kinopyo/track

Track page view for quote creation
oops
Revert "Merge pull request #17 from kinopyo/track"

This reverts commit 11e6dddd7c8a1df148b844b16efcb6561a0ec781, reversing
changes made to a199745b86905ebcf3d8c59ab2e51669e769e6ad.

Conflicts:
	app/controllers/quotes_controller.rb
Replace bootstrap_flash helper
bump rails version to 3.2.11
add :is_admin to users
add rack-mini-profiler
Make language page lists by recent created order
add :context to quote
first step to generate a sitemap
a custom sftp adapter to upload sitemap to my server
Merge pull request #18 from kinopyo/sitemap

Sitemap generator feature
handle line break for quotes/show
js, css, description helper methods
add title and description
frontend & backend changes to vote: use the verb "Like" and "Dislike"
Merge pull request #19 from kinopyo/vote_to_like

frontend & backend changes to vote: use the verb "Like" and "Dislike"