[tox] Require ldap3 < 2 for server tests
Apparently we are using some constants that got dropped/moved in ldap3 >=
2.0.0 (which came out last week). So stay with version 1.4 until this gets
sorted out.
David Douard <david.douard@logilab.fr> [Wed, 02 Nov 2016 11:11:01 +0100] rev 11752
[setup] fix CWDevelop to keep compat with python 2.7
in Python, 2.7, setuptools.command.develop.develop is an old style class, thus
it cannot be called with super.