small fix
started to add copy function for all builtin types
playing with the python script
Merge branch 'master' of https://github.com/acplt/open62541
copy functions work for the tested datatypes (Arrays and built in type) variant still missing
copy variant seems to work
bug fixes within UA_Variant_copy, added 2 tests for UA_Variant_copy
Merge branch 'master' of https://github.com/acplt/open62541

Conflicts:
	examples/src/xml2ns0.c
	include/ua_basictypes.h
	src/ua_namespace.h