How can I repmap M to in Ubuntu? [migrated]

How can I repmap <CTRL> M to <ENTER> in Ubuntu? [migrated]

References

Reference NO 1

http://unix.stackexchange.com/questions/52055/how-to-run-a-command-without-hitting-enter-key

Reference NO 2

http://askubuntu.com/questions/223986/custom-keyboard-shortcuts-in-gedit

Reference NO 3

http://forum.xbmc.org/showthread.php?tid=114124

Reference NO 4

https://github.com/renoirb/ubuntu-yadr

Reference NO 5

http://www.mygooglest.com/fni/ubuntu.html

Reference NO 6

http://www.gnu.org/s/emacs/tour/

Reference NO 7

http://www.thatjeffsmith.com/sql-developer/

Reference NO 8

http://wiki.eclipse.org/IRC_FAQ