All versions of Nexus USB OTG File Manager

v1.5: * Bug fixes * Code cleaning * Adding Spanish translation v1.43: * Improving Android 5.0 and new Nexus 9 compatibility * Adding the possibility of caching a file if no installed app is able to open a file from a HTTP stream * Bug fixes v1.42: Some bug fixes v1.41: Adding aac and m4a audio file support for Simple Media Player