LB-212: Livedesk embed doesn't work

fixed configure.
LB-435: Upload avatar

fixed style for configure.
LB-521 : Incorrect live blog model url
LB-421: Create embed theme for STT

Fixed avatar scaling
LB-421: Create embed theme for STT

Hardfixed a requirejs issue
LB-489: Posts disappear if no blog type name is set
LB-417: posts behind more are not loaded in embed

When publishing youtube videos scroll check didn't
work exactly - there was 1 px difference.
Added 1px tolerance so it loads on scroll 1px before
there is perfect match.
LB-478 : Add internal Collaborator: Search icon cover text

Fixed