IfcAsymmetricIShapeProfileDef implementation.
ProfileResourceExtensionsextensions initial iplementation.

git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS13]$/xBIM/XbimFramework/Head;C35307
More area property implementations in extension for IfcProfileDef and IfcCurve.

git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS13]$/xBIM/XbimFramework/Head;C35315
bugfix: XbimGeometryHandleCollection exclude did not appropriately recurse all subclasses.

git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS13]$/xBIM/XbimFramework/Head;C35317
New method in XbimMesher allows the creation of geometry cache for ifcFeatureElements.

git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS13]$/xBIM/XbimFramework/Head;C35318
IFCGASTERMINALTYPE was missing TypeID in IfcEntityNamEnum.
Added unit test for missing TypeID in IfcEntityNamEnum.

git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS13]$/xBIM/XbimFramework/Head;C35332
Manage defectful xbim files gracefully. (see previous commit)

git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS13]$/xBIM/XbimFramework/Head;C35336
BugFix: XbimTreeView Decomposes null handling added,

git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS13]$/xBIM/XbimFramework/Head;C35338
DrawingControl3D SetCamera function added.

git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS13]$/xBIM/XbimFramework/Head;C35339
Merge commit '5f28b6141bf0734a2579137ea229979c517aadfe'