added code to download weather from download menu
added airport report parser. use this as example do parse other weather
added metar so can use it to develop weather layout
metar cache now fully functional
fixed weather airport with adding K
now a new layout with ability to show weather
more integration of weather screen
removed WX screen cause its on main view now
fixed tfr
a little more layout arrangement
cache of weather updated with air/sig mets
new help file from JW
draws convective sigmets
mets are not selectable from prefs
minor changes
removed adsb support due to lack of ability to test
Working on sigmet code
added back route weather
Merge with master
Merge branch 'master' into jlmcgraw

Conflicts:
	res/values/arrays.xml
	res/values/strings.xml
	res/xml/preferences.xml
	src/com/ds/avare/ChartsDownloadActivity.java
	src/com/ds/avare/LocationView.java
	src/com/ds/avare/WeatherActivity.java
	src/com/ds/avare/WebAppInterface.java
	src/com/ds/avare/shapes/Shape.java