Switch to side-by-side view

--- a/platform-extensions/org.ossmeter.repository.model.eclipse/plugin.xml
+++ b/platform-extensions/org.ossmeter.repository.model.eclipse/plugin.xml
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <plugin>
   
+