wip: Add unit tests for communication.c packet receiving

quad/library.mk

quad/src/quad_app/.gitignore

quad/src/quad_app/Makefile

quad/src/quad_app/communication.c

quad/src/quad_app/communication.h

quad/src/quad_app/hw_iface.h

quad/src/quad_app/initialize_components.c

quad/src/quad_app/test/test_quad_app.c

quad/src/test/test.c

quad/src/test/test.h

quad/xsdk_workspace/modular_quad_pid/src/hw_impl_zybo.h

quad/xsdk_workspace/modular_quad_pid/src/hw_impl_zybo_uart.c