Get rid of archaic jQuery. Wrecks havoc with newer IE.

Signed-off-by: Max Fierke <fierk007@umn.edu>
Fix ExtJS 2.2.1 with IE9+

IE9 introduced the W3C-compliant addEventListener() which can be used instead of the 'ie-deferred-loader' hack that no longer works under IE9+.

Signed-off-by: Max Fierke <fierk007@umn.edu>