Add missing requires (closes #633).
Add missing requires (closes #633).

v5analytics/openlayers,shevawen/openlayers,boundlessgeo/openlayers,PetrDlouhy/openlayers,kartverket/openlayers,sbrunner/openlayers,Gnafu/openlayers,kartverket/openlayers,elbakai/openlayers,elbakai/openlayers,pvalsecc/openlayers,WayTo/openlayers,WayTo/openlayers,altamiracorp/openlayers,avinet/openlayers,dracic/openlayers,PetrDlouhy/openlayers,PetrDlouhy/openlayers,altamiracorp/openlayers,openlayers/ol2,colllin/openlayers,wet-boew/openlayers,ahocevar/ol2,altamiracorp/openlayers,wet-boew/openlayers,v5analytics/openlayers,owenmead/openlayers,dracic/openlayers,pgiraud/openlayers,kartverket/openlayers,avinet/openlayers,dracic/openlayers,boundlessgeo/openlayers,Gnafu/openlayers,wet-boew/openlayers,owenmead/openlayers,georchestra/openlayers,adh1365/openlayers,adh1365/openlayers,pvalsecc/openlayers,ahocevar/ol2,boundlessgeo/openlayers,Gnafu/openlayers,pgiraud/openlayers,PublicStuff/openlayers,openlayers/ol2,ahocevar/ol2,pgiraud/openlayers,sbrunner/openlayers,wet-boew/openlayers,avinet/openlayers,owenmead/openlayers,elbakai/openlayers,v5analytics/openlayers,sbrunner/openlayers,georchestra/openlayers,pvalsecc/openlayers,shevawen/openlayers,sanak/ol2,PublicStuff/openlayers,pvalsecc/openlayers,elbakai/openlayers,shevawen/openlayers,avinet/openlayers,altamiracorp/openlayers,georchestra/openlayers,tschaub/openlayers-raster,boundlessgeo/openlayers,pgiraud/openlayers,openlayers/ol2,v5analytics/openlayers,kartverket/openlayers,owenmead/openlayers,sbrunner/openlayers,WayTo/openlayers,Gnafu/openlayers,sanak/ol2,dracic/openlayers,openlayers/ol2,PublicStuff/openlayers,colllin/openlayers,sanak/ol2,adh1365/openlayers,PublicStuff/openlayers,PetrDlouhy/openlayers,tschaub/openlayers-raster,sanak/ol2,tschaub/openlayers-raster,adh1365/openlayers,shevawen/openlayers,WayTo/openlayers,colllin/openlayers,colllin/openlayers