create feature files and sigil build for core feature FELIX-1417


git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@798641 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/sigil/eclipse/core.feature/.project b/sigil/eclipse/core.feature/.project
index 6d3d7cf..e6521d5 100644
--- a/sigil/eclipse/core.feature/.project
+++ b/sigil/eclipse/core.feature/.project
@@ -1,17 +1,23 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <projectDescription>
-	<name>org.cauldron.sigil.feature</name>
+	<name>org.apache.felix.sigil.eclipse.core.feature</name>
 	<comment></comment>
 	<projects>
 	</projects>
 	<buildSpec>
 		<buildCommand>
-			<name>org.eclipse.pde.FeatureBuilder</name>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.cauldron.sigil.core.newtonBuilder</name>
 			<arguments>
 			</arguments>
 		</buildCommand>
 	</buildSpec>
 	<natures>
-		<nature>org.eclipse.pde.FeatureNature</nature>
+                <nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>org.cauldron.sigil.core.newtonnature</nature>
 	</natures>
 </projectDescription>