dont pass in 0 as request handler. When the handler is set to "let solr decide", the value of islandora_solr_request_handler is 0
Merge branch '7.x' of git://github.com/Islandora/islandora_ocr into 7.x
Merge pull request #28 from nhart/7.x

drupal var islandora_solr_request_handler is 0