Refactoring
Merge
Merge branch 'ft-profilenav' of https://github.com/ewoutkramer/fhir-net-api into ft-profilenav
Improvements validation
Added Net40/45 Profile asssembly to total build
Added validation.zip + install script to NuGet package
Merge remote-tracking branch 'origin/ft-profilenav' into develop

Conflicts:
	src/Hl7.Fhir.Api/Properties/AssemblyInfo.cs
	src/Hl7.Fhir.Profiling.Tests/TestAdvancedValidation.cs
	src/Hl7.Fhir.Profiling/Properties/AssemblyInfo.cs
Fixing up the NuGet package
* More namespace renames
* Changed zip dependencies