Use default value if "WrapperParameters.txt" does not exist
Remove WRITING_TO_FILES preprocessor directive, use Globals.WritingToFiles flag instead
Add 'nullstream' class
Use nullstream if Globals.WritingToFiles is false
Modify nullstream, remove namespace
Merge branch 'disable_parameter_file_check' into develop
Change namespace from com::github::kbinani -> dxrip::callback
Merge branch 'change_namespace' into develop