doc: Update copyright to 2021

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Tomas Babej 2021-01-02 02:52:39 -05:00 committed by Thomas Lauf
parent 0937e80274
commit ded46f8ad8

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@ -2,7 +2,7 @@
###############################################################################
#
# Copyright 2016 - 2020, Thomas Lauf, Paul Beckingham, Federico Hernandez.
# Copyright 2016 - 2021, Thomas Lauf, Paul Beckingham, Federico Hernandez.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal