Provide a way to cancel LCD selection
Provide a way to cancel LCD selection

LCD selection can be cancelled if the joysticks are moved more than a
third of the way out (approx.).  Also added a one line task
lcdSelection(); declaration so that both tasks in the file can reference
each other without getting errors about references

wa-robotics/starstruck-2016,wa-robotics/starstruck-2016-code