phases: rename moveboundary into advance boundary
This rename prepare the creation of retract boundaru that move boundary backward
--- a/mercurial/phases.py Thu Nov 10 01:08:08 2011 +0100
+++ b/mercurial/phases.py Thu Nov 10 01:09:15 2011 +0100
@@ -58,7 +58,7 @@
nodes.symmetric_difference_update(missing)
repo._dirtyphases = True
-def moveboundary(repo, targetphase, nodes):
+def advanceboundary(repo, targetphase, nodes):
"""Add nodes to a phase changing other nodes phases if necessary.
Simplify boundary to contains phase roots only."""