caching: invalidate Repository cache of README and RSS based on latest revision hash in its .changeset_cache Avoid using the the more heavy and complex CacheInvalidation. Note that raw_id only is passed to the getter function as cache key, in order to make sure new data is retrieved whenever the repo changes.

[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}