example for read.Rd is bad

[GoogleCodeExporter]

The example given is 
{{{
data(detector)
x <- dark()
x <- read(x)
}}}

but you wouldn't `read` a `dark` image; `read` already wraps `dark`

Original issue reported on code.google.com by dgwater...@gmail.com on 31 May 2011 at 5:00