Fix zoom to visible extent.  Fixed in a better way in GeoEditor (closes #314).
Fix zoom to visible extent.  Fixed in a better way in GeoEditor (closes #314).

git-svn-id: 4aceec40f265ced1caac29b22fee892e6f693238@349 fe66add1-021f-4af3-b75b-ea5154e73f91

boundlessgeo/GeoExplorer,gispro/OceanViewer2,gispro/OceanViewer2,bartbaas/GeoAtlas,gispro/OceanViewer2,boundlessgeo/GeoExplorer,bartbaas/GeoAtlas,bartbaas/GeoAtlas,gispro/OceanViewer2,boundlessgeo/GeoExplorer