Update modulefile and fixtures to use puppetlabs/inifile

cprice404/inifile was moved to the puppetlabs namespace on the forge
and github.

Change-Id: I2f2945fc480ff26bd6362ae340187a56e93a4b25
Puppet Forge release 2.1.0

Updated README.md file for Puppet Forge release 2.1.0
Updated Modulefile for Puppet Forge release

Change-Id: I9731a6ab7c61c08cb2868c7108f0083b96dfea3c