Using a full path would not detect vim (/usr/bin/vim).
Also, we can detect if EDITOR=vi but the vi is a symlink to vim.

refs #803

This might not be enough for print() and could need a locale.setlocale()
even though it is generally discouraged.

closes #1352

The aim is to allow to get compound words

They were still there because the code was automatically removed.

autopep8 -i --select=W602
Also some other minor deprecated syntax changes, like "while 1".
I did not commit the less obvious changes.

refs #806

Goffi authored Mar 09, 2013 and Laurent Bachelier committed Mar 10, 2013

Signed-off-by: Laurent Bachelier <laurent@bachelier.name>

This is recommended by Debian.
closes #618

Use stderr and return codes >0 when it makes sense.
Loose return code conventions:
* 1 for generic errors
* 2 for user input errors
* 3 for remote errors (not found, etc.)
* 4 for not implemented

Maximum number of revisions in iter_revisions is now 500, the API's limit
for normal users.

webcontentedit has been updated to use the 'count' option for do_log().