Nyall Dawson 39fbc2ac33 Add "mainAnnotationLayer" to QgsProject
This returns a reference to a main/default annotation layer for use
by the project. It forms the default location to place new annotation
items which should appear above all map layers.
2020-09-01 15:29:32 +10:00
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2020-06-12 08:45:13 +10:00