%+%                     Operator for concatenation.
callRev                 Submit input to RevBayes and return output
clearRev                Removes lines from RevBayes history
coerceRev               Coerces string of RevBayes output into an
                        equivalent R object.
doRev                   Wrapper for callRev(). Runs previous code in
                        the .Revhistory file to allow user-created Rev
                        variables to persist between interactions.
findRev                 Searches for the RevBayes executable
getRevHistory           Get full history of RevBayes code from RevEnv
getRevObj               Getter function to retrieve objects created in
                        RevBayes
getRevVars              Get variable definitions from RevEnv
initRev                 Initializes external variables for interaction
                        with RevBayes
knitRev                 Knitr engine for RevBayes
repRev                  Continuous interactive session with RevBayes
