Added navigation styles (Sass, CSS and include)
Removed IE and Print stylesheets
Fixed background image and applied drop shadow to heading text
Default styling for buttons
Allowed scrolling on tbody for wider content
Concatenated CSS file from recent changes
* Added navigation block
* Grouped table headers for session columns
* Changed Knockout loops to comment format
* Added secondary loop for sessions
* Revised class binding to css method
* Included session-X class on all TDs
* Created new Session class for one-to-many relationship on Observations
* Added Sessions array to Observation
* Create new method for adding Sessions to Observation including table headings
Format session date and time correctly in placeholder and new session created
Stronger emphasis for average score
Removed 60em page width