PSharing Update

Big Update - PSharing

-Definition of Roles class:
Project Manager, Supervisor, Team Member, Client, Public
Permissions defined in Roles.c

-When searching for users to give permissions, if results return greater
than 10 people, have user enter more criteria.

-Redesign PSharing.aspx
Replaced checkboxes for permissions and replaced with dropdownlist of
roles defined in roles.cs
Permissions are based on the role selected.

-Disable button to add permissions until parameters are selected.

-Updated link "Update Project Name and Description" font to match
others.