Merge with stable.

Update test and man page for multiple matching encode/decode filters

commands: fix help string for pull -u and unbundle -u. They update to new branch head, not new tip -- same as 'hg update'.

Update copyright year to 2010

httprepo: always store the response url (issue1968) Fixes a regression caused by 54b518fc6671

Merge with stable

commands: update copyright year to 2010

test-convert-svn-branches: filter unwanted output Windows cmd.exe emits a different message than sh: """ foobar is not recognized as an internal or external command, operable program or batch file. """ Filter it.

Merge with crew-stable

patch: explicitely close input patch files when leaving If applydiff() raises an exception, the opened patch file is kept alive in the exception context. If it is a temporary file (for instance supplied by import command with stdin input), Windows cannot clean it up.

Merge with crew-stable

hgweb: improve IIS PATH_INFO fix ee8af8a4d905 (issue1580) Copy PHP IIS detection.

Minor svn conversion tests cleanup

subrepo: force en_US.UTF-8 locale when calling svn Parser only knows about en_US output. Forcing the encoding to UTF-8 might not be the best thing to do since the caller may receive some of the subversion output, but at least it should prevent conversion errors from svn client.

test-subrepo-svn: normalize OS specific path separator