[Rd] help command without parenthesis (PR#6447)

[mrapa at cs.joensuu.fi]

Full_Name: Ville Rapa
Version: R 1.8.1 (2003-11-21)
OS: linux  debian sarge
Submission from: (NULL) (193.65.112.51)


Prints code to the console. To reproduce the problem type help without
parenthesis. Below is the output of my console. 

> help
function (topic, offline = FALSE, package = .packages(), lib.loc = NULL,
    verbose = getOption("verbose"), try.all.packages =
getOption("help.try.all.packages"),
    html