tests/test-ssh.out

hgmerge: fix diff+patch detection; cleanups

Details:
  - actually show help message when no tools are found
  - whitespace cleanup (stupid emacs)
  - quote more variables
  - simplify merge/diff3 error handling

# creating 'remote'
# clone remote
requesting all changes
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files
# verify
checking changesets
checking manifests
crosschecking files in changesets and manifests
checking files
1 files, 1 changesets, 1 total revisions
# empty default pull
default = ssh://user@dummy/remote
pulling from ssh://user@dummy/remote
searching for changes
no changes found
# local change
# updating rc
# find outgoing
searching for changes
changeset:   1:536411b157b4
tag:         tip
user:        test
date:        Thu Jan  1 00:00:00 1970 +0000
summary:     add

# push
pushing to ssh://user@dummy/remote
searching for changes
remote: adding changesets
remote: adding manifests
remote: adding file changes
remote: added 1 changesets with 1 changes to 1 files
# check remote tip
changeset:   1:536411b157b4
tag:         tip
user:        test
date:        Thu Jan  1 00:00:00 1970 +0000
summary:     add

checking changesets
checking manifests
crosschecking files in changesets and manifests
checking files
1 files, 2 changesets, 2 total revisions
bleah
Got arguments 1:user@dummy 2:hg -R remote serve --stdio 3: 4: 5:
Got arguments 1:user@dummy 2:hg -R remote serve --stdio 3: 4: 5:
Got arguments 1:user@dummy 2:hg -R remote serve --stdio 3: 4: 5:
Got arguments 1:user@dummy 2:hg -R remote serve --stdio 3: 4: 5: