stm32f107_basic: re-indent c files to conform to contiki coding standard
stm32f1x_cl: rename CPU directory to accurately reflect support

This port will work on all STM32F105/7 based MCUs, no reason to tie it
down to just the f107
stm32f107_cl: Update makefiles to reflect cpu family name change
stm32f107_basic: add MIT license header to gqueue driver