Merge pull request #895 from MITx/fix/cdodge/multiple-choice

fix exception in LMS when rendering newly create multiple choice problem...

common/lib/xmodule/xmodule/templates/problem/multiplechoice.yaml

@@ -8,7 +8,7 @@ data: |
  
  <p>
    A multiple choice response problem presents radio buttons for student 
-   input.  <!-->One or more of the choice may be correct.-->  Correctness of
+   input. Correctness of
    input is evaluated based on expected answers specified within each
    "choice" stanza.
  </p>