Convrted http:// links to https:// links for css and js libraries.
Removed javascript from button onclick event in html (as is considered
best practice)
Made gem level input form more consistent with the rest of the page
design.
Modified gem event calculator jsp page and servlet to support new reward
table that groups rewarded items into columns (which will also support
different levels having different reward items)
Fixed table alignment in gemEvent.jsp.
Redesigned reimburseEvent.jsp to match gemEvent.jsp style.
Added link to gem event calculator to calcHeader.html