added an window title to the ApplicationWindow
added an window title to the ApplicationWindow

later this can be changed to "/path/to/file.go - Lime"
crr0004/lime,crr0004/lime,farhaanbukhsh/lime,farhaanbukhsh/lime,crr0004/lime,farhaanbukhsh/lime,farhaanbukhsh/lime,farhaanbukhsh/lime,crr0004/lime,crr0004/lime