spearmint: Move defines out of the top of q_shared.h

Removed BASEQ3, BASETA, MAX_TEAMNAME as they are not used in the engine.
spearmint: Move fontInfo_t to tr_types.h
spearmint: Remove PRE_RELEASE_DEMO define/ifndef

Defining PRE_RELEASE_DEMO removed the devmap command.
If someone wants to remove devmap they can edit the source code.