added android-filechooser library
SDK 7 compatibility (no method String.isEmpty())
Merge branch 'master' into fc2
manifest declarations

Conflicts:
	AndroidManifest.xml
	AndroidManifest.xml.pattern
Merge branch 'master' into fc2
for some reasons FileChooser does not work in a separate process

Conflicts:
	AndroidManifest.xml
	AndroidManifest.xml.pattern
file chooser options
FileChooserCollection.update() updated
FileChooserCollection in PreferenceActivity
used file chooser options
Merge branch 'master' into fc
file chooser TODO
layout fix
updated TODO
Resources for filechooser
Merge branch 'fc' of github.com:geometer/FBReaderJ into fc
new item
resources harmonization
Merge branch 'master' into fc
Merge branch 'master' into fc