Updated libraries and added code for can cards, meant for the BBBs.
Merge branch 'master' of https://github.com/naiad-auv/naiad-auv-software

Conflicts:
	src/lib/can_utils/src/can_utils.adb
	src/software/ins_card/ins_card.gpr
	src/software/ins_card/src/at90can_usart_to_can.adb
	src/software/ins_card/src/at90can_usart_to_can.ads
	src/software/ins_card/src/at90can_usart_to_can_main.adb