refactored remote pictures, stored in DB
Merge remote-tracking branch 'origin/nightly' into rp_db
added possibility to restrict peer action to specific categories, added conversion to raw string
finished remote pictures DB storage
Merge remote-tracking branch 'origin/nightly' into rp_db
rethought privacy category handling
modified remote pictures to conform to new privacy category handling
no line selection in privacy settings
remote pictures stored locally
storing last seen time for remote pictures
displaying sender and send date, some bug fixes
ignoring remote pictures peer action if picture already exists
Merge remote-tracking branch 'origin/nightly' into rp_db