CHECKPOINT: initial import of the Razor and Spark bottles
CHECKPOINT: removed the old ObjectDef creation of IViewToken
checkpoint: compiling again after merging in the RAzor/Spark code
checkpoint: major cleanup on Razor internals
checkpoint: all razor unit tests pass
checkpoint: eliminated IViewDefinitionResolver to simplify Spark mechanics
checkpoint: eliminated the ViewEntryProviderCache to continue to slim down the Spark implementation
checkpoint: eliminated ViewEntrySource in the spark engine consolidation
checkpoint: removed support for SiteResource.  Closes GH-678
checkpoint:  really closes gh-678 now, thinning down view modifiers more
checkpoint: eliminated the old CacheAttacher
checkpoint: eliminated the old IviewModifierService
checkpoint: killed the old Spark ViewFactory, wired up SparkViewToken
checkpoint:  squeezed out the view descriptor builder functionality into SparkDescriptor
checkpoint:  can at least compile the view code
checkpoint: starting to pull commonality out of Spark/Razor templates
checkpoint: collapsed the two ITemplate classes into a common base
checkpoint: removed TemplateExtensions
checkpoint: thinning down ViewDescriptor
checkpoint: devolving more responsibility from ViewDescriptor to Template