Merge pull request #1414 from ssushma/dev-branch

Assign and remix popups z-index issues resolved
"terms of use changes fixed"
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
CSS has been added to fix ipad alignment issue.
Merge pull request #1416 from shivalinga/dev-branch

CSS  has been added to fix ipad player alignment issue.
Merge pull request #1415 from sravanthi1/dev-branch

"Terms of use changes fixed"
Login by gmail connect from share popup the units shows blank concepts issue fixed.
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Merge pull request #1418 from mitraj/dev-branch

Login by gmail connect from share popup the units shows blank concept issue resolved
Changes for logo image in lps and core library