Add the nmenuselect makefile targets. This is a newt menuselect interface which

was written by seanbright.  It is much sexier than my curses one.  :)

(issue #12139)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@106240 65c4cc65-6c06-0410-ace0-fbb531ad65f3