tree cd68c39e2676bc23cfd39ed7b5bb492be0766198
parent a4e5fe8d12263b68fd95d9244bc5e98dc5f6ee99
author Thomas Pelletier <pelletier.thomas@gmail.com> 1361730145 +0100
committer Thomas Pelletier <pelletier.thomas@gmail.com> 1361730145 +0100

Add some helpers for tree manipulation