Speed up tests by changing hashers.
Merge pull request #1111 from akatsoulas/speedup-tests

Speed up tests by changing hashers.
[Fix bug 1033305] Add management command to delete legacy vouches.
Merge pull request #1112 from johngian/103305-legacy-vouches

Add management command to delete legacy vouches.
Index profiles in chunks and not altogether.
Merge pull request #1113 from akatsoulas/celery-time-limit

Index profiles in chunks and not altogether.