Philipp Dallig 54e1c8a9d5 Implement exclude and include ability for TimePeriod objects
This feature allows to exclude and include specific time period
objects and their time ranges from an existing time period object.

This comes in handy when e.g. excluding holidays.

fixes #7355

Signed-off-by: Michael Friedrich <michael.friedrich@netways.de>
2016-05-21 20:33:09 +02:00
..
2016-05-18 15:52:29 +02:00
2016-05-18 12:53:41 +02:00
2016-01-12 08:29:59 +01:00
2016-01-12 08:29:59 +01:00