Make sure problem level is passed from javascript when writing problem tags.
Comment out console.log which may cause trouble with IE
Remove duplicate return in ProblemGrader.pm
Merge pull request #264 from openwebwork/2.8_merge_candidate

Looks like its time to go 2.8
Merge pull request #266 from ionparticle/master

Remove duplicate return in ProblemGrader.pm
Merge pull request #265 from jwj61/release/2.8

Make sure problem level is passed from javascript when writing problem tags
Merge pull request #268 from openwebwork/release/2.8

Release/2.8
Added missing file
Update default_achievements.axp
Limit default Options

The default options in localOverrides shouldn't include the more experimental options.
Merge remote-tracking branch 'upstream/master' into merge2.8
Merge branch 'merge2.8' of github.com:ubc/webwork2 into merge2.8