Updated the clean and spotless targets. Made spotless properly recursive. Rev: src/Makefile.in:1.372 Rev: src/modules/Makefile.in:1.47 Rev: src/modules/common_module_makefile.in:1.20 Rev: src/post_modules/GL/auto.c.in:1.46 Rev: src/post_modules/Makefile.in:1.12