when the user taps a disabled share item, if its b/c its offline then show an offline info panel where share options normally would appear.
[x] if the button usually shows an extra share panel (like cloud kit) show the share panel with the wifi connection problem icon.
if the button usually 'just works' and then closes the panel, then show the progress circle then the wifi error icon in the button, then animate back to normal button
when the user taps a disabled share item, if its b/c its offline then show an offline info panel where share options normally would appear.