Merge branch 'new-uart' into new-uart-circ

quad/scripts/test_uart_comm.py

quad/sw/.gitignore

quad/sw/comm_dev/Debug/comm_dev.elf

quad/sw/comm_dev/Debug/comm_dev.elf.size

quad/sw/comm_dev/Debug/makefile

quad/sw/comm_dev/Debug/objects.mk

quad/sw/comm_dev/Debug/sources.mk

quad/sw/comm_dev/Debug/src/PID.d

quad/sw/comm_dev/Debug/src/PID.o

quad/sw/comm_dev/Debug/src/actuator_command_processing.d

quad/sw/comm_dev/Debug/src/actuator_command_processing.o

quad/sw/comm_dev/Debug/src/circ_buffer.d

quad/sw/comm_dev/Debug/src/circ_buffer.o

quad/sw/comm_dev/Debug/src/commands.d

quad/sw/comm_dev/Debug/src/commands.o

quad/sw/comm_dev/Debug/src/communication.d

quad/sw/comm_dev/Debug/src/communication.o

quad/sw/comm_dev/Debug/src/control_algorithm.d

quad/sw/comm_dev/Debug/src/control_algorithm.o

quad/sw/comm_dev/Debug/src/controllers.d