SWITCHYARD-1764 Add opencsv dependency for Smooks CSV Parsing Exception

Add opencsv dependency for Smooks.      

Used opencsv 2.3 because it is the version listed in the community BOM (trying to avoid mismatches in versions with other projects) :

https://github.com/jboss-integration/jboss-integration-platform-bom/blob/master/pom.xml#L136