update preprocessor

Not very nice right now, but the header had changed slightly. don't know if it works now, but at least it builds.

relast2uml.base/src/main/jastadd/Analysis.jrag

 aspect Analysis {
+  syn lazy Folder GrammarFile.defaultFolder() {
+    Folder result = new Folder();
+    result.setName(new java.io.File(getFileName()).getName().replace(".relast", "").replace(".ast", ""));
+    for (Declaration decl : getDeclarationList()) {
+      if (decl.isTypeDecl() && !decl.asTypeDecl().hasSourceFolder()) {
+        result.addType(decl.asTypeDecl());
+      }
+    }
+    return result;
+  }
 }