Improve wording
Merge branch 'master' of github.com:openwebwork/webwork-open-problem-library
Merge pull request #57 from Dick-Lane/master

To avoid incorrect answers for a course whose configuration h...
Fix bug 2929 and convert to mathobjects
Merge branch 'master' of github.com:openwebwork/webwork-open-problem-library
Convert   BR    to    $BR    in Solution.