Added -ffast-math argument to makefile to increase performance, thanks to kashy.

git-svn-id: https://svn.code.sf.net/p/rathena/svn/athena@191 54d463be-8e91-2dee-dedb-b68131a5f0ec

Changelog.txt

@@ -1,5 +1,6 @@
 Date	Added
 11/15
+	* Added -ffast-math argument to makefile to increase performance, thanks to kashy. [Valaris]
 	* Added small and big mob sprite spawning. [Valaris]
 	  -Added @monstersmall and @monsterbig commands.
 	  -For using in scripts, use id +2000 for small and id +4000 for big.

Makefile

@@ -16,7 +16,7 @@ else
 MAKE = make
 endif
 
-OPT = -g -O2
+OPT = -g -O2 -ffast-math
 
 ifeq ($(findstring CYGWIN,$(PLATFORM)), CYGWIN)
 OS_TYPE = -DCYGWIN