Don't add thumbnail image when the source image was too small.
Merge branch 'issue-472' of git://github.com/simong/Hilary into issue-472
#496 - Resetting previews object on content when uploading a new version
#496 - Returning isManager and createdBy property when uploading a new version.
Merge branch 'issue-496-reset-previews-on-update' of git://github.com/simong/Hilary into issue-496-reset-previews-on-update
test changePassword as someone who isn't admin or the user for whom the password is being changed
test that external auth redirects to appropriate host
test admin invalid password change
test associateLoginId with user that doesn't exist
test changing password on an user with no local auth strategy
test validation in getUserIdFromLoginId
remove unneccesary check
move associate with non-user test to it's own block

and use a fake userid to pass through validation
make redirect test work offline
cache strategy status before enabling and reset after testing
enable/disable strategies on global so we don't override defaults