Fix up the zoomLevel getter a bit. The method will no longer block until the map view has loaded and, instead, will return the zoom level for the default visible area.
Fix up the zoomLevel getter a bit. The method will no longer block until the map view has loaded and, instead, will return the zoom level for the default visible area.

Signed-off-by: Blake Skinner <f2809f73afc906ecbb5ce29ea24012b18700bcc7@mit.edu>

MIT-Mobile/MIT-Mobile-for-iOS,MIT-Mobile/MIT-Mobile-for-iOS,smartcop/MIT-Mobile-for-iOS,smartcop/MIT-Mobile-for-iOS,xNUTs/MIT-Mobile-for-iOS,xNUTs/MIT-Mobile-for-iOS