#1009 Unexposed member functions in SXElement
#1009 Removed SXElement references from graph.py
#176 Had meta::toCpp accept NULL argument
#176 Removed meta::couldbe, now handled by meta::toCpp
#176 Removed meta::couldbe_sequence
#176 refactored meta::as_vector
#176 Refactored SWIG
#176 More refactoring
#1009 Matrix return type for det, getMinor and cofactor
Could result in a performance loss, but the implementation is not efficient anyway.
No deprecation since users (and unit tests) have relied on automatic typecasting to Matrix.
#1009 Removed SXElementVector instantiation
#1009 Removed unused template specializations
#1009 Removed SXElement typemaps
#176 Refactoring
#176 Introduced toInt and toDouble %fragments
#176 Introduced %fragments for DMatrix
#176 Added %fragment for MX
#176 Added %fragments for Slice, IndexList
#176 Added GenericType %fragment
#176 Added SX %fragment
#176 Added Dictionary %fragment