Tiny fix in Tags module
Fixed typo
In library browser 1: watermark of new set name instead of text and
boxes around more like this groups.  Also, minor improvement to Tag
reading.
Merge branch 'develop' of github.com:openwebwork/webwork2 into develop
Some OPL problems now have a "level" -- add search capability to
advanced search panel of library browser 1
Merge pull request #90 from jwj61/develop

Improvements related to OPL and  library browser 1