add option to keep playing music
make hillshade files always appear in normal typeface, as they cannot be deactivated, but are not in indexActivatedFilesNames
Update strings.xml
Minor correc(t)ion
Merge pull request #611 from GiZig/patch-10

Minor correc(t)ion
Merge pull request #610 from GiZig/patch-9

Update strings.xml
Merge branch 'master' into feature-audiofocus

Conflicts:
	OsmAnd/src/net/osmand/plus/api/AudioFocusHelperImpl.java
add option to keep playing music (cherry picked from commit 1be1c0e)
import gpx
unused import
show imported gpx file
incorrect merge
- use AsyncTask
- only show gpx route
- move map to first waypoint of imported track
- import reordering
- improvements : import from dropbox ; ES-FileExplorer local&cloud
Need to override onNewIntent otherwise old intent is returned since activity is declared singleTop
update names
Use timestamp instead of date
Rename to follow file name convention