I wasn't sure if this should have gone in comments of, but here it is.
I git pull'd Drupal8 a few hours ago, and I faced the same problem. I configured my module, and placed its blocks in the first sidebar of the Bartik theme. Even though I placed currency first and gold after that, it was gold first and currency after that when I looked at the front page.
FAILED: [[SimpleTest]]: [PHP 5.4 MySQL] 83,940 pass(es), 59 fail(s), and 29 exception(s). View
PASSED: [[SimpleTest]]: [MySQL] 59,248 pass(es). View
FAILED: [[SimpleTest]]: [MySQL] 59,333 pass(es), 1 fail(s), and 0 exception(s). View
|Screenshot from 2013-09-11 22:23:36.png||27.02 KB||Kartagis|
|Screenshot from 2013-09-11 22:22:35.png||20.22 KB||Kartagis|