old_contents: __version__ = '1.3.4'
  from blist._blist import *
  import collections
  if hasattr(collections, 'MutableSet'): # Only supported in Python 2.6+
      from blist._sortedlist import sortedlist, sortedset, weaksortedlist, weaksortedset
      from blist._sorteddict import sorteddict
      from blist._btuple import btuple
      collections.MutableSequence.register(blist)
      del _sortedlist, _sorteddict, _btuple
  del collections
  
new_contents: __version__ = '1.3.5'
  from blist._blist import *
  import collections
  if hasattr(collections, 'MutableSet'): # Only supported in Python 2.6+
      from blist._sortedlist import sortedlist, sortedset, weaksortedlist, weaksortedset
      from blist._sorteddict import sorteddict
      from blist._btuple import btuple
      collections.MutableSequence.register(blist)
      del _sortedlist, _sorteddict, _btuple
  del collections
  
subject: Bump version number