Download previous versions of Map Marker
* Fixed IGN maps not displaying (now using data.geopf.fr)
* Fixed stability issues when displaying large images
* Renamed setting "show warning icon for sync" to "show data backup reminder"
* Moved text size setting to the display settings section instead of performance
* Added a setting to display all editing shape points
* Fixed POI infowindow touch scroll only covering the infowindow's text
* Other improvements
