add missing native/python get/setters in SLPResult
fix ::repr() methods to display string properties as unicode
introduce ListConv::asPyCIMClassList()
fix exception messages to display string values as unicode
refactor all bp::object() to None
fix variable prefixes in convert module
fix missing build dependency in README.md
set proper hostname for local connections

CIMClient needs to provide proper hostname instead of unknown even for local connections.
drop method definitions in class declarations