delete not works for databases and weather and tfr
fixed a bitmap size issue causing plane to appear of center
release 5.1.0
release 5.1.0
fixed unable to see TAC, fixed Pattern altitude
5.1.1, merged changes from branch preferencetabwork
added way to browse for folder to store charts
next release 5.1.2
next release 5.1.3
merge from distance_rings branch. also added km.
merged from branch flight_timer. needs testing
now same frequenceis are merged
added KML from tracks branch
added KML from tracks branch
misc small fixes
removed seconds from the hobbs timer
Completed merge change for flight tracks.
Removed some configuration options to make it less busy.
added 4th ring
Merge branch 'master' into preferenceTabWork

Conflicts:
	res/values/strings.xml
	res/xml/preferences.xml
	src/com/ds/avare/utils/EditTextPreferenceWithSummary.java
	src/com/ds/avare/utils/ListPreferenceWithSummary.java
merged from DistanceRingsV2