Merge branch 'cleanup-license' into 'master'

examples/tas.f90

examples/test.py

examples/test_cf_timeaxis.f90

examples/test_dace.f90

examples/test_jd_logic.f90

examples/time_calculus.c

examples/uniq.f90

include/Makefile.am

include/Makefile.in

include/mtime_calendar.h

include/mtime_calendar360day.h

include/mtime_calendar365day.h

include/mtime_calendarGregorian.h

include/mtime_date.h

include/mtime_datetime.h

include/mtime_eventHandling.h

include/mtime_eventList.h

include/mtime_iso8601.h

include/mtime_julianDay.h

include/mtime_time.h