remove unused and duplicate charlib symbols
treebb1c96043d7c2b9533c420bc13f31216d8e1387e
-rw-r--r-- 254 NOTICE
-rw-r--r-- 1470 README
-rw-r--r-- 217 conf.mk
drwxr-xr-x - eqn
drwxr-xr-x - home
drwxr-xr-x - mkdev
drwxr-xr-x - pic
drwxr-xr-x - tbl
drwxr-xr-x - tr2ps
drwxr-xr-x - troff