fix changelog
Remove CDS_CXX11_TEMPLATE_ALIAS_SUPPORT macro and emulating code
Remove CDS_CXX11_EXPLICIT_CONVERSION_OPERATOR_SUPPORT macro and emulating code
Remove CDS_CXX11_VARIADIC_TEMPLATE_SUPPORT macro and emulating code
Remove CDS_CXX11_DEFAULT_FUNCTION_TEMPLATE_ARGS_SUPPORT and emilating code
Remove CDS_CXX11_EXPLICITLY_DEFAULTED_FUNCTION_SUPPORT macro and emulating code
Remove CDS_CXX11_DELETE_DEFINITION_SUPPORT and emulating code
Remove CDS_RVALUE_SUPPORT, CDS_MOVE_SEMANTICS_SUPPORT macros and emulating code
Remove CDS_EMPLACE_SUPPORT macro and unused code
Refactoring bugfix