tests/test-issue842.t

test-ssh: stop quoting dummyssh invocation for Windows

The other invocations aren't quoted, and Windows doesn't like the single quotes:

  diff --git a/tests/test-ssh.t b/tests/test-ssh.t
  --- a/tests/test-ssh.t
  +++ b/tests/test-ssh.t
  @@ -520,20 +520,8 @@ remote hook failure is attributed to rem
     $ echo "pretxnchangegroup.fail = python:$TESTTMP/failhook:hook" >> remote/.hg/hgrc

     $ hg -q --config ui.ssh="python '$TESTDIR/dummyssh'" clone ssh://user@dummy/remote hookout
  +  abort: no suitable response from remote hg!
  +  [255]
     $ cd hookout
  +  $TESTTMP.sh: line 264: cd: hookout: No such file or directory
     $ touch hookfailure
  -  $ hg -q commit -A -m 'remote hook failure'
  ....

https://bz.mercurial-scm.org/842

  $ hg init
  $ echo foo > a
  $ hg ci -Ama
  adding a

  $ hg up -r0000
  0 files updated, 0 files merged, 1 files removed, 0 files unresolved

  $ echo bar > a

Should issue new head warning:

  $ hg ci -Amb
  adding a
  created new head

  $ hg up -r0000
  0 files updated, 0 files merged, 1 files removed, 0 files unresolved

  $ echo stuffy > a

Should not issue new head warning:

  $ hg ci -q -Amc

  $ hg up -r0000
  0 files updated, 0 files merged, 1 files removed, 0 files unresolved

  $ echo crap > a
  $ hg branch testing
  marked working directory as branch testing
  (branches are permanent and global, did you want a bookmark?)

Should not issue warning:

  $ hg ci -q -Amd