refactor internal calling of OAI related converts - into a variable
refactor internal calling of OAI related converts
- into a variable

edoweb/regal-api,jschnasse/regal-api,edoweb/regal-api,jschnasse/regal-api,edoweb/regal-api,jschnasse/regal-api,edoweb/regal-api,jschnasse/regal-api