Tweak region-extract-function using add-function
Tweak region-extract-function using add-function

Was suggested to use `add-function` by Juri Linkov over here (
http://thread.gmane.org/gmane.emacs.devel/199389/focus=199394 ) instead
of redefining the whole region-extract-function variable.

kaushalmodi/.emacs.d,kaushalmodi/.emacs.d