Merge pull request #549 from nistormihai/master

LB-1163: As an editor, I want to filter posts on chained blog source by ...
LB-1284: Sometimes post from chained blog becomes grayed-out when chained blog contents are updating on master blog

'blind' fix
Merge pull request #568 from vladnicoara/master-chain

LB-1284: Sometimes post from chained blog becomes grayed-out when chaine...
KSML theme fix

Fix backdrop issues during adding lb embed comments
LB-1139 : Embed show the texts overlapped

Remove mobile styling for the theme as the site itself isn't responsive.
This styling was reproducing issues on ipad,.
Port KSML changes to KSML-light
LB-1419: Can't send comment on Chrome (Win 7)

Fixed
KSML themes update
Merge pull request #599 from nidzix/master

KSML lb embed theme update
Merge pull request #601 from vladnicoara/master

LB-1419: Can't send comment on Chrome (Win 7)
LB-1358 : Home page is working too slow on averdade production server
Merge pull request #602 from ioanpocol/master

LB-1358 : Home page is working too slow on averdade production server