git-svn-id: http://ifcplusplus.googlecode.com/svn/trunk@21 315f8137-1bae-fbf7-f064-ab920df865c0
git-svn-id: http://ifcplusplus.googlecode.com/svn/trunk@22 315f8137-1bae-fbf7-f064-ab920df865c0
git-svn-id: http://ifcplusplus.googlecode.com/svn/trunk@23 315f8137-1bae-fbf7-f064-ab920df865c0
git-svn-id: http://ifcplusplus.googlecode.com/svn/trunk@24 315f8137-1bae-fbf7-f064-ab920df865c0
renamed IfcStepReader to IfcPPReaderSTEP

added method 
void IfcPPReaderSTEP::readStreamData( std::string& read_in, shared_ptr<IfcPPModel>& model )

git-svn-id: http://ifcplusplus.googlecode.com/svn/trunk@25 315f8137-1bae-fbf7-f064-ab920df865c0
git-svn-id: http://ifcplusplus.googlecode.com/svn/trunk@27 315f8137-1bae-fbf7-f064-ab920df865c0
Merge branch 'fromSVN' into TypeFiltering

Conflicts:
	IfcPlusPlusGeometry/src/ifcppgeometry/GeomUtils.cpp
	IfcPlusPlusGeometry/src/ifcppgeometry/ReaderWriterIFC.cpp
	SimpleViewer/src/gui/TabReadWrite.cpp
[Fix] Fix regression in SVN Rev 27 / Git # 2d652bc : null entities throwing UnknownEntityExceptions still were present in the vec_entities, causing a nullptr exception.