API: Fixed url/xml parse issues and redirect behaviour.
API: Various changes to fix metadata moderation tests (affects tests/api code only).

This commit doesn't affect core fez code, only code in tests/api.

Includes
* change to way bin/setup.php works - it doesn't solr auth index collections or communities
  * as this takes a long time
* improve verbose behaviour in setup() both when called from feature hook and bin/setup.php
* removed --ansi from behat
* added notes in readme around getting more info for failing tests
  * use of --verbose with behat
* altered @junk-action-no-xdis-id test
* updated README.txt
* fix password updating for test users ('changed_password')
* set up roles on more of the records in conf.ini
* possibly other things
Merge pull request #16 from danielbush/master-api-fixes-1-moderation

API fixes