Added english localization again; added missing translations

enzevalos_iphone.xcodeproj/project.pbxproj

...codeproj/xcshareddata/xcschemes/enzevalos_iphone.xcscheme

enzevalos_iphone/Settings.bundle/en.lproj/Root.strings

enzevalos_iphone/de.lproj/Inbox.strings

enzevalos_iphone/de.lproj/Localizable.strings

enzevalos_iphone/de.lproj/Main.strings

enzevalos_iphone/en.lproj/Inbox.strings

enzevalos_iphone/en.lproj/Localizable.strings

enzevalos_iphone/en.lproj/Main.strings