Args                    Show function arguments in a human-readable way
                        - get a call tip
Complete                Get a completion list for a R code fragment
createSyntaxFile        Create a syntax definition or a calltip file
                        for R language
getFunctions            Get all functions in a given environment
getKeywords             get all keywords for syntax highlighting
guiDDEInstall           install a DDE server (Windows only) for
                        external IDE/code editor
trObjSearch             Function for the Tinn-R object browser
