NR-409 : Make image upload a separate category, independent of text posts

added image post type in db populate
Added missing init files to declare packages
NR-493 : LivedeskEmbed -> configuration support

Implemented theme service in REST API
NR-462 : Upload User Image functionality missing (add user image to where it's applicable)

added user image to collaborators
Merge branch 'devel' of dev.sourcefabric.org:superdesk into devel
NR-597 : Unpublished posts are trimmed
NR-493 : LivedeskEmbed -> configuration support
NR-462 : Upload User Image functionality missing
NR-600: Livedesk post publish isn't working

Fixed
Removed imagepostType setting
NR-600 : Livedesk post publish isn't working
NR-573 : Add Media dialog -> "Close" button seems to be not working

fixed
Merge branch 'devel' of dev.sourcefabric.org:superdesk into devel
NR-595 : Update the welcome page

First
NR-595 : Update the welcome page

Minor change
NR-595 : Update the welcome page

Commiting early progress
NR-595 : Update the welcome page

Misc
NR-595 : Update the welcome page

Misc
NR-595 : Update the welcome page

Some work on live blogs