Add liability disclaimer notice to the terminal output of lmcc
GNU GPL licenses recommend the inclusion of a liability disclaimer in terminal output. Include the following message as terminal output when lmcc starts:
This program comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to redistribute it
under certain conditions; see here for details: https://lightmeter.io/lmcc-license.
See also "How to Apply These Terms to Your New Programs" here: https://www.gnu.org/licenses/gpl-3.0.en.html
Edited by Sam Tuke