Fix misleading exception text.
Added some more aliasing tests back on feedback from CT team, including
one that currently fails.
Created a new XmlStreamCursor utility that allows Stax XML streaming
readers to be conveniently used without the need for peeking, as a
replacement for the XmlStreamReader utility that currently has a bug
that can only be fixed by introducing peeking if we want to keep it's
current API design.
Made all of AspectVerifiers spec commands chainable.
Changed the way in which the namespaced js content plug-in writes the
package definition block so that previously defined functions and
classes aren't nuked when the package definition block is written.