Fix up the Rakefile for the new package name.
Tweak version numbers.
Add an extension method to check for a WiFi connection.
When creating new graffiti, only try and figure out the street address if there is a WiFi connection.

Will change this in the future.
Don't really need the Android.Content.Context.
If we don't have a WiFi connection, just set the address the lat/lon with accuracy.
The GraffitiDetailLocationFormatter is a duplicate of the SimpleGraffitiLocationFormatters.
Consolidate the ILookupAddress/IFormatGraffitiLocation interfaces.
Rename IFormatLocation to IFormatGraffitiAddress
The GraffitiDetailActivity gets the same logic for formatting address as the GraffitiCreatingFragment.