Fixed typos and added Structural project

projects/RDL-Editor.setup

@@ -161,7 +161,7 @@
       xsi:type="setup.p2:P2Task">
     <requirement
         name="org.eclipse.xtext.sdk.feature.group"
-        versionRange="[2.13.0,2.99.0]"/>
+        versionRange="[2.14.0,2.99.0]"/>
     <repository
         url="http://download.eclipse.org/modeling/tmf/xtext/updates/composite/releases/"/>
     <description>Install the tools needed in the IDE to work with the source code for ${scope.project.label}</description>
@@ -202,7 +202,7 @@
           xsi:type="predicates:AndPredicate">
         <operand
             xsi:type="predicates:RepositoryPredicate"
-            project="com.minres.coredsl"/>
+            project="com.minres.rdl"/>
       </predicate>
     </workingSet>
     <description>The dynamic working sets for ${scope.project.label}</description>