Oracle: fetch release date and set type

and save them in cards.xml
Build both Qt4 and Qt5
Add ppa for qt5 on travis ubuntu
Cards Scale with mouse over action

Cards now scale up by 10% when mouse over.
Don't remove card images from revealed decks

Revealed library had write access, which meant that the user would see cards being removed from the zone as the other player drew cards. The cards were not the actual ones drawn, just the ones at the same index, so no information was leaked.

Fix #297
Refine travis config to only install qt4 or qt5 per build instead of both
Merge remote-tracking branch 'origin/master' into travis-qt4-5-builds
Actually use Qt5 for qt5-osx build
Use correct qt version path for cmake on osx
Action: Move Bottom Card to Graveyard

Created menu action to move card from the bottom of the library to the
graveyard. Qt accelerator key is "i". #125
Notify gitter about build changes
Install qt5tools-dev for ubuntu build
Install updated cmake from ubuntu sdk ppa
QT_VERSION check now checks for correct version

Feature is only included in Qt 5.3+
Include qtmultimedia and qtsvg for travis qt5 build
Don't install qt4 when building qt5 on osx
Merge pull request #423 from Cockatrice/travis-qt4-5-builds

Build both Qt4 and Qt5
added trusted sources to servatrice
Merge remote branch 'upstream/master' into servatrice_trustedsources
corrected miss-pasting