Changes for private/protected types:

- take size of shadow class
- use dymmy typeid (Private/ProtectedClass/Struct) for ClassBuilder

Changes for unnamed types:
- add $->d translation (gcc uses $ sign for unnamed types)
- take size of shadow class
- add data member information
- generate shadows for unnamed types with the member name right after the declaration


git-svn-id: http://root.cern.ch/svn/root/trunk@14175 27541ba8-7e3a-0410-8455-c3a389f83636