0.12dev: Removed revision number from Genshi requirement, as it makes the updated build hosts fail (Genshi was reinstalled from the repository with Subversion 1.6).
0.12dev: Removed revision number from Genshi requirement, as it makes the updated build hosts fail (Genshi was reinstalled from the repository with Subversion 1.6).

Related to #8365.


git-svn-id: 0d96b0c1a6983ccc08b3732614f4d6bfcf9cbb42@8602 af82e41b-90c4-0310-8c96-b1721e28e2e2

rbaumg/trac,rbaumg/trac,rbaumg/trac,rbaumg/trac