osgeo4w: package pdbs in nightly build
fix interpretation of numeric constants in scientic notation (fixes #10939)
First attempt at edit mode for dd compositions.
TODO
- move saving to change of atlas feature
- show current evaluated value for gui controls
Add editable mode for data defined buttons. Needs api + sip.
Start adding editable mode switches for composer dd buttons
Ensure data defined button updates state of registered widgets on init

TODO - 'clear' menu action to reset buttons
Start porting to registered widgets