Initial work to trigger touch events.
Implemented method of getting relative touch point.
Updated test scripts.
Added touch interop registration.
Refactored touch interop to handle pointer-based touch API.
Added inheritance references.
Fixed registering of pointer events.  Also fixing copy/paste error calling correct touch event.
Added identifier to TouchDevice.
Added drawing surface demo.
Properly set Device on ActiveTouchBase.
Fixed Path not redrawing when Data (Geometry) was altered.
For now, device is only unique to a finger.  It is not unique if a finger is lifted, then replaced.  Adjusting drawing pad to handle.
Merge branch 'touch'

Conflicts:
	.gitignore
	Source/Fayde.Client/Fayde.Client.csproj
	Source/Fayde.Tests/scripts/Fayde.d.ts
	Source/Fayde.Tests/scripts/Fayde.js