Fixed a bug with rendering in library
Fixing some more 2.7 bugs
Fixed a css bug with math4
Fix overflow in site-links
Merge branch 'release/2.7' of https://github.com/openwebwork/webwork2 into upgraded2.7
Merge branch 'release/2.7' of https://github.com/openwebwork/webwork2 into upgraded2.7
Fixing bugs in prepration for merge into master
- Backported add button bugfix for library browser
- Backported problemPreamble and problemPostamble buxfix
- Backported basic bootstrap integrationf or math3
Fixed site info file
Merge pull request #69 from goehle/upgraded2.7

Backports of Bugs