added math3 support for showMeAnother
Merge branch 'develop' of https://github.com/openwebwork/webwork2 into showMeAnother
changed system template of math3 so that hidden info is inside form
Merge pull request #408 from cmhughes/showMeAnother

Looks like this fixes it.  math3 does show me another correctly now.  

Show me another support for math3 theme