Oliver Woodman ebeafe23c0 Refactor multi-period Period updates.
The main change here is to add PeriodHolder.updatePeriod, which is
analogous to RepresentationHolder.updateRepresentation.
2015-09-01 14:12:52 +01:00
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2015-09-01 14:12:52 +01:00
2015-08-04 16:07:54 +01:00