Merge pull request #38 from caok/master

modify the colof of nprogress
add favicon and icon
Merge branch 'master' of https://github.com/xiongbo/EST.INFO
update logo and search
fixed search style
update nprogress
add newrelic
add basic search
update image to qiniu
Merge branch 'master' of github.com:xiongbo/EST.INFO into qiniu

Conflicts:
	Gemfile
Merge pull request #39 from caok/qiniu

update image to qiniu
modify upload image to qiniu