Merge pull request #28 from phuonghuynh/master

Update changes
fix bug for bg
Merge pull request #45 from johnsonpham/master

fix bug for background on landingpage
Removing background picture in RWD
Removing background picture in RWD
Fix the language.
fix bug move up and move down for landingpage
Merge pull request #46 from johnsonpham/master

fix bug move up and move down for landingpage
Apply usemin plugin to minify our stuff (*.js & *.css)
Merge branch 'Release6' of https://github.com/chrisshayan/TechLooper