[opwig-lua] Starting support for namespace in Lua wrapper.
[opwig-lua] Wrapper organized in namespaces.
[opwig-lua] Nested modules organized, but not exported.
[opwig-lua] Preparing lua wrapper for recursing modules.
[opwig-lua] C++ Namespace to Lua module mapping.
[opwig-lua] Finshed lua talker.
Merge branch 'opwig-lua-namespaces' into dev