implemented standards tab in prefilter popup
Merge branch 'release-6.6.3.a1' of https://github.com/Gooru/Gooru-Web into release-6.6.3.a1
Added comments,static text and arrow button showing when enter the query in searchbox
Merge pull request #2233 from mitraj/release-6.6.3.a1

implemented standards tab in prefilter popup