Preparing more tests…
New Configuration calls in tests

Removed Configuration tests, probably obsolete.
Removed Autoloader too, since it should be fully tested by other classes calls.
Tests data auto copy
[tests] Allow access to exceptions.
[tests] Fixed AjaxQueryPart
[tests] Load full classes hierarchies

Removed Context tests, since it should be tested through subclasses.
[ajax.js] Do not send empty arrays
[channels.js] Fixed JSHint warnings