Release 0.1.2

Summary:
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This is a bugfix release that allows the module to work more reliably on x64 systems and on older systems such as 2003. Also fixes compilation errors due to windows library loading on *nix masters.

Bugfixes:
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- Fixed specs against newer rspec and added travis
- Refactored code into PuppetX namespace
- Fixed unhandled exception when loading windows code on *nix
- Updated README and manifest documentation
- Only manage redirected keys on 64 bit systems
- Only use /sysnative filesystem when available
- Use class accessor method instead of class instance variable
- Add geppetto project file