minor update to FileColumn. I added a callback method which can be used by FileColumn...
-rw-r--r-- .gitignore
-rw-r--r-- Build.PL
-rw-r--r-- Changes
-rw-r--r-- MANIFEST.SKIP
-rw-r--r-- Makefile.PL
-rw-r--r-- TODO
-rw-r--r-- VERSIONING.SKETCH
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drwxr-xr-x maint
drwxr-xr-x script
drwxr-xr-x t