Remove updating of revnumber in final tarball.

This makes the released code be different from the backup.  Instead, the
release manager must at the end, do a final update_revnum and commit prior
to release, so that the publicly available code matches the static backup.

tools/make_tarball.py

@@ -1,23 +1,21
 #!/usr/bin/env python
 """Simple script to create a tarball with proper bzr version info.
 """
 
 import os
 import sys
 import shutil
 
 from  toollib import *
 
-c('python update_revnum.py')
-
 execfile('../IPython/Release.py')  # defines version_base
 
 ver = version_info()
 
 if ver['branch-nick'] == 'ipython':
     tarname = 'ipython-%s.bzr.r%s.tgz' % (version_base, ver['revno'])
 else:
     tarname = 'ipython-%s.bzr.r%s.%s.tgz' % (version_base, ver['revno'],
                                              ver['branch-nick'])
     
 c('bzr export ' + tarname)