Fix classpath for running tests in eclipse

This allows the htmlunitdriver tests to run in Eclipse.

Signed-off-by: Simon Stewart <simon.m.stewart@gmail.com>
Enable Html5CapabilitiesTest for HtmlUnit

This was working already.

Signed-off-by: Simon Stewart <simon.m.stewart@gmail.com>
HtmlUnit: Fix getAttribute for dynamic properties.

Signed-off-by: Simon Stewart <simon.m.stewart@gmail.com>
HtmlUnit: add text to the end of input fields

This makes the htmlunit driver work as the other drivers do.

Signed-off-by: Simon Stewart <simon.m.stewart@gmail.com>