Index: openacs-4/packages/acs-core-docs/tcl/acs-core-docs-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-core-docs/tcl/acs-core-docs-procs.tcl,v
diff -u -N -r1.7 -r1.8
--- openacs-4/packages/acs-core-docs/tcl/acs-core-docs-procs.tcl	25 Apr 2018 19:23:25 -0000	1.7
+++ openacs-4/packages/acs-core-docs/tcl/acs-core-docs-procs.tcl	30 Apr 2018 15:34:17 -0000	1.8
@@ -28,7 +28,7 @@
     # sort the list and return in array set form
     set out {}
     foreach pkg [lsort -dictionary -index 1 $uninstalled] { 
-        set out [concat $out $pkg]
+        lappend out {*}$pkg
     }
     return  $out