The goal of these changes is to Close T40132 and to get rid of the 'PyRun_SimpleString' Hilighted changes are: - consistent naming and initialization of BGE submodules - initialization of the 'bge' module as a proper module - using PyDoc_STRVAR instead of static char* - generic cleanup (unused arguments, logica ordering, naming and whitespace) Reviewers: campbellbarton Maniphest Tasks: T40132 Differential Revision: https://developer.blender.org/D983