* test
* initial commit of libcitygml revision 133
* include of float.h for gnu compatibility
* added new node types for aggregates and composites
* working version of libcitygml with correct parsing of materials for polygons in CompositeSurfaces
* gnu issue
* seg fault solved
* changed composite handling
* composites known by the geometries as a reference
* composites don't keep geometries
* FLT_EPSILON replaced by DBL_EPSILON because of precision issues
 * fixed memory leak in CityGMLHandler not deleting _geoTransform on destruction
 * fixed memory leak
Merge branch 'master' of https://projects.hpi3d.de/git/metro-citygml

Conflicts:
	.gitignore