Update queen.t

Method call instead of hash dereference.
Merge pull request #1179 from choroba/patch-1

Method call instead of hash dereference.
Delete duplicate test in Go anagram
Use clojure.test framework instead of asserts so all of the tests are consistent.

Only a few tests were using assert, so converted them to use clojure.test. Also fix the kindergarten-garden example so that it passed the tests.
Merge pull request #1180 from geofflane/clojure_use_clojure.test

Use clojure.test framework instead of asserts so all of the tests are consistent.
Merge remote-tracking branch 'upstream/master' into develop
WIP: Added a reopen button to the exercise page