Bug fixes.
Added support for supportsMethod() when checking capabilities.
Fixed bug -- overly general jQuery selector was hiding all error messages.
Added -s switch to batch-import-xsl scripts to bypass optimize operation.
Update MultiBackend.php

In case you named your driver in camel case (we did), the source (which is now lower case only) will no longer match the key in $this->drivers (which contains the original keys from the file) and the loading of the driver will fail
Merge branch 'master' into search-refactor
Eliminated reference to nonexistent interface.
Eliminated dependency between \VuFind\RecordDriver\WorldCat and \VuFind\Connection\WorldCat.
Simplified router configuration.
Merge branch 'master' into search-refactor