v1.0 - Initial release.
v1.1 - Minor UI enhancements. Fixed routing bug where improper level was used.
v1.2 - Removed dependency on GPS receiver. Caused unnecessary battery usage when unable to acquire a signal.
v1.21 - Re-introduced GPS capabilities. If the battery issue becomes a concern, please disable your GPS.
GPS and Map based field's surveys - Mobile GIS, Data Collection and Measurements