variable rooms changed in TRoomDB to be QHash instead of QMap for faster lookups.
Changed getRoom to use an iterator to avoid double lookups.
Merge branch 'developmentGH' into mudletDev
Background/Foreground preferences are now propagated to echos.
Merge branch 'development' of https://github.com/Mudlet/Mudlet into developmentGH
Merge branch 'mudletDev' into developmentGH