add image

update to version 0.1.2

update remaining dependencies

update to Vuido 0.2

update to webpack 4

warn that darwin-ia32 architecture is not available

show error message in a message box

fix an error when exiting the application

fix wrong project status while building the package

update scripts

add icons and OS X metadata

update README

change caption for consistency

fix replacing the icon for selected platform

show message if package already exists