--- a/MultiViewToolApplication.st	Wed Nov 18 12:55:48 2015 +0100
+++ b/MultiViewToolApplication.st	Wed Nov 18 13:08:17 2015 +0100
@@ -547,6 +547,10 @@
 
 !MultiViewToolApplication class methodsFor:'queries'!
 
+isAbstract
+    ^ self == MultiViewToolApplication
+!
+
 isVisualStartable
     "return true, if this application can be started via #open.
      (to allow start of a change browser via double-click in the browser)"
@@ -1413,10 +1417,10 @@
 !MultiViewToolApplication class methodsFor:'documentation'!
 
 version
-    ^ '$Header: /cvs/stx/stx/libtool/MultiViewToolApplication.st,v 1.53 2015-02-24 15:44:47 cg Exp $'
+    ^ '$Header$'
 !
 
 version_CVS
-    ^ '$Header: /cvs/stx/stx/libtool/MultiViewToolApplication.st,v 1.53 2015-02-24 15:44:47 cg Exp $'
+    ^ '$Header$'
 ! !