Fix typo in a condition.
Fix older savegame compatibility regarding new crime feature.
Crime: mark witnesses as alarmed.

Fixes guard dialogue to properly detect if the player turned himself in.
Add some missing SDL to MyGUI key translations.

Most importantly to allow numpad enter as alternative to return key.
Merge remote-tracking branch 'scrawl/crime_savegame'
Merge remote-tracking branch 'scrawl/master'
Merge remote-tracking branch 'scrawl/alarm'
Backing off closed doors working, needs cleanup and tweaking.
Cleanup and little tweaking.