add gemrc and rspec
Closes #1

Squashed commit of the following:

commit 9cd9918321b1db8d5d7b81959d8eab8c95c6e0c4
Author: Ivan Malykh <ivan@roqua.nl>
Date:   Tue Dec 2 11:36:40 2014 +0100

    add gemrc and rspec