crude, I know, but for now make Gridworks digest RDF/XML as it was XML (works surprisingly well, btw)

git-svn-id: http://google-refine.googlecode.com/svn/trunk@369 7d457c2a-affb-35e4-300a-418c747d4874

src/main/java/com/metaweb/gridworks/commands/edit/CreateProjectCommand.java

@@ -304,6 +304,7 @@ public class CreateProjectCommand extends Command {
                 return new ExcelImporter(true); 
             } else if (
                     fileName.endsWith(".xml") ||
+                    fileName.endsWith(".rdf") ||
                     fileName.endsWith(".rss")
                 ) {
                 return new XmlImporter();