fixedWidthCat makes sure that the output of a show method fits on the
page by inserting lines breaks into long strings.
numName converts an integer to it's literal name.
sepInt prints integers with a comma as separator between 1000s
Usage
fixedWidthCat(x, width=getOption("width"))
Arguments
x
An R object which is to be shown.
width
The number of characters after which lines are to be broken.
Value
A character vector of the output with long lines broken