Crossfire+ Server ChangeLog

2.1
	- started a Changes file, please use.
	- make coroapi accessible to cf+.
	- moved map handling logic completely to perl
	- per player maps are now marked in the map
	- maps are saved completely differently now
	- rewrote map header parser and writer
	- automatically generate method interfaces for perl from headers
	- unbundled freezethaw
	- mostly rewrote common/map.C
	- completely rewrite server/swap.C
	- introduced "runtime", the CCT clock (corrected crossfire time) :)
	- introduced new keyword for map files: file_format_version (integer, server version: 0)
	- better message for apply failures due to applymode
	- removed most all of the weather code
	- unified logging to stderr and file
	- too many minor changes to document