Bugfix: nested 'build-project' statements were not handled correctly

when any build request is given on command line. Thanks to
Jürgen Hunold for catching this!


[SVN r17669]

tools/build

@@ -1 +1 @@
-Subproject commit 882122620ba273e9f0e3aba1a0a430e21cde62b1
+Subproject commit dedb6cf02d4dadd0cfe8d66f8a34ca639c3f4c56