remove: - TODO ('utilities' package is too complex and should be split).

add: - More package dependency checks.

SVN: 4618

common/resource/dependency-structure.ddf

@@ -27,13 +27,19 @@ check sets [process]
 [test] = ${package}.test.*
 check sets [test]
 
-# TODO 2008-02-26, Christian Ribeaud: include 'utilities' set into layering.
-# [utilities] = ${package}.utilities.*
-# check sets [utilities]
+[compression] = ${package}.compression.*
+check sets [compression]
 
-layer layer0 = [annotation] [exceptions] [logging] [test]
-layer layer1 = [process] [collections]
-layer layer2 = [db] [parser]
+[io] = ${package}.io.*
+check sets [io]
+
+[mail] = ${package}.mail.*
+check sets [mail]
+
+layer layer0 = [io] [annotation] [exceptions] [logging] [test] [converter]
+layer layer1 = [process] [mail] [collections]
+layer layer2 = [compression]
+layer layer3 = [db] [parser]
 
 check layeringOf layer0 layer1 layer2