Refactoring of geometry classes:
- AliMUONGeometryModules are accessed via a new AliMUONGeometry class
- Transformations data are separated in AliMUONGeometryTransformer,
AliMUONGeometryModuleTransformer classses
- AliMUONGeometryDetElement objects contain always transformation in
a new ALIC refernce frame
- Read/Write functions moved from AliMUONVGeometryBuilder
in AliMUONGeometry (svmaps) and AliMUONGeometryTransformer
(transformations)