* name audio.c and board/audio.c
* fix audio, complete board/basic_space, battle
* revert changes that broke build
* completely finish New and NewMore.cp, for some reason NewMore fails checksum
* finally match NewMore.cp
common.h fully removed. common_structs.h incorporated into new game/gamework_data.h header along with parts of variables.h (Other parts were moved to more appropriate headers). functions.h split into unsplit.h and board_unsplit.h