Rev 1602: Convert log to use the new tsort.merge_sort routine. in /home/robertc/source/baz/logsort/

[Robert Collins]

------------------------------------------------------------
revno: 1602
revision-id: robertc at robertcollins.net-20060328142913-ac5afb37075719c6
parent: robertc at robertcollins.net-20060328111628-47766b0fdfa443ab
committer: Robert Collins <robertc at robertcollins.net>
branch nick: logsort
timestamp: Wed 2006-03-29 01:29:13 +1100
message:
  Convert log to use the new tsort.merge_sort routine.
modified:
  bzrlib/log.py                  log.py-20050505065812-c40ce11702fe5fb1
  bzrlib/tests/blackbox/test_log.py test_log.py-20060112090212-78f6ea560c868e24
  bzrlib/tests/test_tsort.py     testtsort.py-20051025073946-27da871c394d5be4
  bzrlib/tsort.py                tsort.py-20051025073946-7808f6aaf7d07208