[packages,QtCommon,*] Refreshed GenerateFiles.py following the version renames from dev to 4.x and 5.x
[packages,Clang|LLVMGcc,*] Fixing indentation of generated delegates
[packages,C|VSSolutionBuilder] Adding C.Plugin as a new module type, deriving from C.DynamicLibrary. Plugins are explicitly loaded at runtime, rather than implicitly linked against executables. For VisualStudio projects (MSBuild style), the import libraries for Plugins are ignored in the link step for modules that depend on them.