Added .gitignore to ignore certain files + fixed access rights on Makefile* as
-rw-r--r-- 25 .gitignore
-rw-r--r-- 4659 Makefile
-rw-r--r-- 3061 Makefile.windows
-rw-r--r-- 1054 blobwars.nsi
-rw-r--r-- 1342 blobwars.spec
drwxr-xr-x - data
drwxr-xr-x - doc
drwxr-xr-x - gfx
drwxr-xr-x - icons
drwxr-xr-x - locale
drwxr-xr-x - music
drwxr-xr-x - patches
drwxr-xr-x - sound
drwxr-xr-x - src