v5.2 - Integrated vehicle data, simplified Bluetooth connection

• Support Android API level 19.
• Fix timestamps in trace files - support different locales and restore
  fractional parts.
• Add option to automatically connect to paired OpenXC-VI-* Bluetooth device.
• Merge Vehicle Dashboard example into Enabler.
• Simplified Enabler view - less debug information.
• Fix display of Android location data in dashboard for comparison.

v5.1.1 - Fixes for Android 2.3.x devices

[maven-release-plugin]  copy for tag v5.1.1

v5.1 - More reliable vehicle connection, service notification, experimental binary output format

• Run OpenXC VehicleService in the foreground (including an Android
  notification) when connected to a vehicle interface.
• Fix possible concurrency problems with USB, Bluetooth and network vehicle
  interface sources.
• Fix UI blocking when changing network vehicle interface URL.
• Decode binary output from a vehicle interface (experimental)
• Display app version in an 'About' page in Enabler.
• Re-styled Enabler to better fit on small screens.
• Update a few dependencies, leading lower CPU overhead in normal operation.

v5.0 - Consistent time units and a fancy app icon

v5.0.0

[maven-release-plugin]  copy for tag v5.0.0

v4.0.2

Improved trace file recording and bug fixes.