Fixed: [ Issue 63 ] Group elements can contain nested groups and enums
https://code.google.com/p/protobuf-dt/issues/detail?id=63

diff --git a/com.google.eclipse.protobuf.feature/feature.xml b/com.google.eclipse.protobuf.feature/feature.xml
new file mode 100644
index 0000000..7be8049
--- /dev/null
+++ b/com.google.eclipse.protobuf.feature/feature.xml
@@ -0,0 +1,73 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<feature
+      id="com.google.eclipse.protobuf"
+      label="Protocol Buffer Editor"
+      version="1.0.1.qualifier"
+      provider-name="Google, Inc.">
+
+   <description url="https://code.google.com/p/protobuf-dt/">
+      An Eclipse-based Development Environment for Protocol Buffers
+   </description>
+
+   <copyright>
+      Copyright (c) 2011 Google, Inc.
+
+All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse Public License v1.0 which accompanies this distribution, and is available at 
+
+http://www.eclipse.org/legal/epl-v10.html
+
+Contributors:
+Google, Inc. - initial API and implementation
+   </copyright>
+
+   <license url="http://www.eclipse.org/legal/epl-v10.html">
+      Copyright (c) 2011 Google, Inc.
+      
+All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse Public License v1.0 which accompanies this distribution, and is available at
+
+http://www.eclipse.org/legal/epl-v10.html
+
+Contributors: 
+Google, Inc. - initial API and implementation
+   </license>
+
+   <url>
+      <update label="protobuf-dt" url="http://protobuf-dt.googlecode.com/svn/trunk/update-site"/>
+   </url>
+
+   <requires>
+      <import plugin="org.eclipse.xtext"/>
+      <import plugin="org.eclipse.xtext.util"/>
+      <import plugin="org.eclipse.emf.ecore"/>
+      <import plugin="org.eclipse.emf.common"/>
+      <import plugin="org.antlr.runtime"/>
+      <import plugin="org.eclipse.core.runtime" version="3.7.0" match="greaterOrEqual"/>
+      <import plugin="org.apache.log4j"/>
+      <import plugin="org.apache.commons.logging"/>
+      <import plugin="org.eclipse.xtext.ui"/>
+      <import plugin="org.eclipse.ui.editors" version="3.5.0" match="greaterOrEqual"/>
+      <import plugin="org.eclipse.ui.ide" version="3.5.0" match="greaterOrEqual"/>
+      <import plugin="org.eclipse.xtext.ui.shared"/>
+      <import plugin="org.eclipse.ui"/>
+      <import plugin="org.eclipse.xtext.builder"/>
+      <import plugin="com.ibm.icu"/>
+      <import plugin="org.eclipse.emf.databinding"/>
+      <import plugin="org.eclipse.core.resources"/>
+      <import plugin="org.eclipse.core.filesystem" version="1.3.100" match="greaterOrEqual"/>
+   </requires>
+
+   <plugin
+         id="com.google.eclipse.protobuf"
+         download-size="0"
+         install-size="0"
+         version="0.0.0"
+         unpack="false"/>
+
+   <plugin
+         id="com.google.eclipse.protobuf.ui"
+         download-size="0"
+         install-size="0"
+         version="0.0.0"
+         unpack="false"/>
+
+</feature>