scmutil.addremove: remove redundant directory and symlink checks dirstate.walk only does lstats and never returns stat objects for directories. On a large repository with 170,000 files, this speeds perfaddremove up from 2.40 seconds to 2.34.

scmutil.addremove: pull repo.dirstate fetch out of the loop On a large repository with 170,000 files, this speeds up perfaddremove from 2.78 seconds to 2.40.

scmutil: remove dead updatedir code This code has not been used in a long while.

merge with mpm

merge with stable

Added signature for changeset 50c922c1b514

Added tag 2.5.3 for changeset 50c922c1b514