stm32: dac: buffer enable bits were inverted.
include/libopencm3/cm3/common.h: Fix CRLF.
[FIX] Fix the ATOMIC suport.
[sam3x] add missing DACC_BASE and remove double definition of RTC_BASE
[sam3s8] add flash size information for linker script generator
[sam3a] add irq table and memory map
[sam3] show the sam3 subfamilies in the doxygen-generated documentation
[stm32f1] Fix bad RCC_ definitions for issue #77