Fixed a typo in node description text.
all recent bug fixes , bugs reported on 10-26-14
Problem fixes for UCLA-BH, including adding the name of the problem and ensuring the author and student models match to prevent bugs.
sorting input based on node name
problem set 5 updations
Merge branch 'master' of https://github.com/bvds/LaitsV3
Fixing bug where share bit always required units to be filled in.
Adding quiz 4
Added missing interest rate to description.
Adding hint slides for ps-05
Kurt's new Ps5-03; bugs from author mode have been hand-fixed.
Resolved conflicts, fixed lessons learned text.
Adding new images for ps5-03
Adding modifed hint slides for p5-03
Update README.md

Added more detailed instructions for creating databases.
Update login.html

Made group label string slightly more accurate.
Bug fix 2445
Bug fix:2539
Bug fix 2540
Merge branch 'master' of https://github.com/bvds/LaitsV3