Fix feature copyright properties

Author: merks

features/org.eclipse.e4.rcp/feature.properties

@@ -29,15 +29,15 @@ description=The bundles typical required by Eclipse RCP applications as of versi
 # "copyright" property - text of the "Feature Update Copyright"
 copyright=\
 Copyright (c) 2010, 2019 IBM Corporation and others.\n\
-
+\n\
 This program and the accompanying materials\n\
 are made available under the terms of the Eclipse Public License 2.0\n\
 which accompanies this distribution, and is available at\n\
-https://www.eclipse.org/legal/epl-2.0/
-
+https://www.eclipse.org/legal/epl-2.0/\n\
+\n\
 SPDX-License-Identifier: EPL-2.0\n\
 \n\
 Contributors:\n\
-    IBM Corporation - initial API and implementation\n
+    IBM Corporation - initial API and implementation\n\
     Lars Vogel <Lars.Vogel@vogella.com> - Ongoing maintenance\n
 ################ end of copyright property ####################################