2008-08-02  Hans Breuer  <hans@breuer.org>

	* lib/libdia.def : updated exports
	* lib/libdia.h : C++ guards
	* bindings/dia-extra.cpp : simplification by use of libdia_init()

	* bindings/dia-object.h bindings/dia-properties.h : mark binding 
	internal helpers as such

	* lib/orth_conn.h : small docu update
	
	* objects/makefile.msc : remove bondgraph here as well
	
	* objects/standard/bezier.c objects/standard/polyline.c
	  objects/standard/zigzagline.c objects/UML/actor.c : correct
	bounding box calculation
	
	* tests/test-objects.c tests/makefile.msc : start of unit tests


svn path=/trunk/; revision=4102