Small changes in string
Merge branch 'master' of github.com:Neamar/Summon
Ignore APK files
Merge branch 'master' of github.com:Neamar/Summon

Conflicts:
	res/xml/preferences.xml
Merge branch 'master' of github.com:Neamar/Summon
Merge branch 'master' of github.com:Neamar/Summon
Improve empty layout
Remove hardcoded strings
Remove inverted_ui (fix #47)