CalendarEvent.pm: implement parser/utils for systemd like calender exents
-rw-r--r-- 22 .gitignore
-rw-r--r-- 943 Makefile
-rw-r--r-- 7164 README.dev
drwxr-xr-x - debian
drwxr-xr-x - src
drwxr-xr-x - test