- API to allow OXPs to insert contracts
- New customsounds entries for contract acceptance and rejection
- New choicesKey parameter to make choice unselectable
- More than 5 contracts viewable at once
git-svn-id: http://svn.berlios.de/svnroot/repos/oolite-linux/trunk@5466 127b21dd-08f5-0310-b4b7-95ae10353056