Initial DSC custom resource for the GAC

pretty basic DSC for items in the global assembly cache.  Uses the
PowerShell GAC module from:
http://powershellgac.codeplex.com/
adding text to the readme
RTM Updates

Updated to work with RTM version of Server 2012 R2 and Windows 8.1. This
is a breaking change and won't work for preview anymore.
Merge pull request #6 from craig-martin/master

Adding the custom DSC resource for the global assembly cache
Merge pull request #7 from rchaganti/master

RTM Updates
updates for GA
added note to readme.  Needs to be redone for GA release.
Added types

Added boolean, uint32, uint64 types.
Switched base resource type for RTM
Fixed ClassVersion property for RTM
added .gitattributes and PS extensions
Merge pull request #8 from gpduck/master

Updates to New-MofFile
Updated README for GA
Added links for blog posts on DSC.
Update README.md
Marked off documentation update.
Finally got psm1 and ps1 to parse as text
Update types & fix bug

Added UInt16, and array types for other UInts.

Also fixed bug where unknown types were outputting partial property
strings and creating invalid MOF files.
Removed line that was used for my internal testing
New Types

Added IPAddress and TimeSpan mapped to string.