Fixes #520: improvements for MapManager GeoBatchFlows plugin
Different labels for different urls. Fixes #524
LanguageSelector languages are now configurable. Fixes #515
Merge pull request #522 from mbarto/geobatch_flows_improvements

Fixes #520: improvements for MapManager GeoBatchFlows plugin
merged with master
selectable asset type with presets
documented and made general panel height configurable in resource editor
Merge branch 'master' into c008AA