Bug fix: Google Earth export
Fixed a bug where Google Earth export could crash in presence of multiple track logs.

Enhancement: Google Earth export
Google Earth export now includes tracks with no time information.

Enhancement: Google Earth export
Google Earth now centers on the first image of the project.

Enhancement: Track log import
Tracks with no time information are now imported for use by Google Earth export.

Enhancement: Map based geocoding
It is now possible to zoom the map using the scroll wheel.

Bug fix: Geocode all
The "Geocode All" menu item was not enabled.