DEVTOOLS: List MSVC 2013 support in create_project's help output.
BUILD: Theme files are in Windows executable.
CGE2: Implement snGive() and snRmNear().
CGE2: Fix mapCross().
CGE2: Implement snSwap().
CGE2: Remove useless variable declarations
CGE2: Rework Hero::len().
SCUMM: Clear SFX channel when starting the SFX failed in AD player.
SCUMM: Don't allow SFX to reallocate their own channels in AD player.
SCUMM: Change channel/slot (re)allocation strategy in AD player.

This makes sure that always the channel/slot with the lowest priority is
reallocated in case none is free. This fixes some music oddities in Indy3.
SCUMM: Do not let music reallocate its own channels in AD player.

This makes it conform to the original.
GUI: Reduce spacing in save/load chooser in the classic theme.

This fixes bug #6658 "GUI: Save/Load grid view needs tuning for classic theme, 640x400 pixels" for me.
SDL: Default to 44kHz sound output.
PS3: Default to 44kHz sound output.
CGE2: Remove double definition kMaxTry.
CGE2: Fix some formatting in Hero.
PRINCE: Compilation fix after merge
PRINCE: Fixed 'All' subdirectory handling
PRINCE: Fixed background music playback
PRINCE: Animation classes fix.