* Full functional coverage of Core.Components.DotSpatial.Layer.Brutile.TileFetching. * Removed sychronous mode from TileFetcher. * Renamed TileFetcher to AsyncTileFetcher. Related to Issue [WTI-1088] git-svn-id: https://repos.deltares.nl/repos/WettelijkToetsInstrumentarium/trunk@7926 5a3db67b-de53-47b5-99c8-a1c30a6650e2