fixing code generation hick-up
update Aardvark.Base.nuspec
changed ComplexD and ComplexF from AardReplacer to CodeGenerator
changed Euclidean trafos to CodeGenerator
cleaned up some comments
fixed copy and paste error (Constant<long> was not properly initialized)
relaxed HasImageLayout definition to be compatible with andi's new array reinterpretation implementation
nuspec now contains dependency to System.Drawing (updated package version to 1.0.3)
Merge pull request #3 from vrvis/development

various fixes