src/modulemgr/modulemgr.c: Added _CheckSkipPbpHeader().
src/modulemgr/modulemgr.c: Fixes and reduced use of magic numbers
src/modulemgr/modulemgr.c: Fixes and reduced use of magic numbers (2)
src/modulemgr/modulemgr.c: Fixed mistake in sceKernelQueryModuleInfo().
src/modulemgr/modulemgr.c: More small fixes and code cleanup.