Added wfs resource while ingesting a vector resource
Added template for wfs resources to support exporting from geoserver
Added spatial_ref_sys model. Changed vector and export controller to use this model for searching projections
Changed structure of export.js. Added projection autocomplete javascript module
Added projection autocomplete at export template
Changed wms,wfs and table resources name extension
Implemented creation of an ingested WFS resource (merged changes from @alextheleritis)
Added an optional reload-configuration task when publishing a layer