free-map: Replace U+00A0 "hard spaces" by ordinary ASCII spaces.
-rw-r--r-- 1274 AUTHORS
-rw-r--r-- 2917 EXPERIENCE
-rw-r--r-- 2708 LICENSE
-rw-r--r-- 244 Makefile
-rw-r--r-- 14254 TODO
drwxr-xr-x - doc
drwxr-xr-x - sigcse2009
drwxr-xr-x - solutions
drwxr-xr-x - specs
drwxr-xr-x - src
drwxr-xr-x - ta-advice
drwxr-xr-x - tests