[resolved issues SAT-316, SAT-316, SAT-317, SAT-319, SAT-320, SAT-322, SAT-327, SAT-328 , SAT-318, SAT-338, SAT-344, SAT-345, SAT-346]
merge vivek pull request 11 april 2013
fix header-bg gap
fix question index side bar
Merge branch 'viveksh-master'
fix slider text & button position