Allow the use of edismax when passed through the URL. Edismax is available in Solr 3.1 and above.
Merge pull request #95 from jordandukart/7.x

Allow the use of edismax when passed through the URL. Edismax is availab...
Merge branch '7.x' of git://github.com/Islandora/islandora_solr_search into 7.x