bin: let ldap_sync use explicit .close() instead of relying on unbinding in .__del__() It is unknown how important timely unbinding really is. Especially in this short-lived (unused?) standalone program. But let's avoid any doubt.

[tox]
minversion = 1.8
envlist = py27-pytest

[testenv]
setenv =
    PYTHONHASHSEED = 0
deps =
    -r{toxinidir}/dev_requirements.txt
    python-ldap
    python-pam
commands =
    pytest: py.test {posargs}