RM-BB bug fixed

when magnification level is already set in user prefs, it is not
overwritten by rules output
Fixed a migration bug.
Added new configurations.
Added a temporary workaround for incomplete user profiles. Should be fixed once multi-cluster analysis and context is supported.
-> LUA-ID#0082.
Merge remote-tracking branch 'Optec/pilot' into pilot

* Optec/pilot:
  Added a temporary workaround for incomplete user profiles. Should be fixed once multi-cluster analysis and context is supported. -> LUA-ID#0082.
  Added new configurations.
  Fixed a migration bug.
Merge remote-tracking branch 'NickKaklanis/RuleBasedMatchMaker' into pilot

* NickKaklanis/RuleBasedMatchMaker:
  RM-BB bug fixed