Fixed up test to check to see if user has a diff program installed
-rw-r--r-- .gitignore
-rw-r--r-- Changes
-rw-r--r-- MANIFEST.SKIP
-rw-r--r-- Makefile.PL
drwxr-xr-x gsoc
drwxr-xr-x lib
drwxr-xr-x t