Remove some unused variables.
treeb99c407396e5fc13bf62329973fbc65fe6bbd0ab
-rw-r--r-- 809 AUTHORS
-rw-r--r-- 1902 LICENSE
-rw-r--r-- 771 README
-rw-r--r-- 849 README.developer
drwxr-xr-x - demos
drwxr-xr-x - lib
drwxr-xr-x - man
drwxr-xr-x - platforms
drwxr-xr-x - src