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

subrepo: normalize svn output line-endings

test-subrepo-svn: avoid pushd/popd

Merge with stable

Added signature for changeset 296a0b14a686

Added tag 1.4.2 for changeset 296a0b14a686