Cleaned up code (mostly cosmetic), added normalization of column name,
-rw-r--r-- BUGS
-rw-r--r-- Changes
-rw-r--r-- MANIFEST
-rw-r--r-- MANIFEST.SKIP
-rw-r--r-- Makefile.PL
-rw-r--r-- README
-rw-r--r-- TODO
drwxr-xr-x bin
drwxr-xr-x lib
drwxr-xr-x t