Make sure taxonomy is enabled in the first pass of module enabling in the Feeds tests to avoid a trying cache situation.

- DRUPAL-7--1-0-alpha2 http://github.com/lxbarth/feeds/tree/DRUPAL-7--1-0-alpha2
and
- DRUPAL-7--2-0-alpha1 http://github.com/lxbarth/feeds/tree/DRUPAL-7--2-0-alpha1

#908964 alex_b: Break out scheduler. Note: Features depends on Job Scheduler module now: http://drupal.org/project/job_scheduler .