found #80 while hunting bugs
Merge branch 'master' of https://github.com/acplt/open62541.git
modified nodeid parser to know about namespaces
fixed spec/check for load namespace
fixed UA_NodeId_copycstring
removed unused variables from test to make travis happy
added spec/check for loading namespace from xml
solved #80

had to extract include/ua_types from include/ua_basictypes to prevent
circular dependencies.