clean up main.c
clean up main.c

iabdalkader/openmv,kwagyeman/openmv,iabdalkader/openmv,kwagyeman/openmv,openmv/openmv,openmv/openmv,iabdalkader/openmv,kwagyeman/openmv,openmv/openmv,kwagyeman/openmv,iabdalkader/openmv,openmv/openmv