v5.1: version 5.1

* eurocontrol plates - official plates for european countries
  some have server-generated georeferencing
  others require manual georeferencing
  or just use without georeferencing

v5.0: version 5.0

* add access to ourairports.com waypoint database
  and openfreemaps.org waypoint database and charts

v4.11.3: version 4.11.3

* add acra dialog box
* bluetooth disable device if missing on startup

v4.11.2: version 4.11.2

fix chart selection menu for api 30

v4.11: version 4.11

* add skyvector airport info link on airport waypoint page
* parse slippy format air chart tiles
* simplify course line drawing code
* fix drawing street map in 3D
* fix 3D drawing with ho topo file
* add FLY chart category download button
* tidy up center of chart lat/lon display
* fix missing METAR/TAFs
* get ourairports.com waypoints for HSIWatch
* add runways to HSIWatch database
* update fdroid metadata

v4.10.1: version 4.10.1

* add some spacing between lines on airport waypoint page
* update fdroid metadata