emacs:footnote: Add footnote-init.el

Add footnote-init.el[1] to deal with rearrangement of numbers across
sessions.

caveat: only the markup links are realigned, but the markups for
footnotes are to be still manually arranged.

Footnotes: 
[1]  https://groups.google.com/forum/#!msg/gnu.emacs.sources/6An6XTlqeqI/tCWHODUbAB0J

Signed-off-by: Ratheesh S <ratheeshreddy@gmail.com>
emacs:Add dbgprintf yas snippet & change fci color

Signed-off-by: Ratheesh S <ratheeshreddy@gmail.com>
emacs: indent the line when empty lines are added

Indent the code automatically when empty lines defuns are called.

Signed-off-by: Ratheesh S <ratheeshreddy@gmail.com>