npm install nramdaNode.js REPL with Ramda

``shell`
$ npm install -g nramda
`shell`
$ nr
位 >
Ramda is now attached to the REPL context as R, so just use it:
`shell`
位 > R.add(2, 5);
7
位 >
nramda stores its session history under ~/.nr_repl_history`.
Enjoy! 馃悜