[Rd] dump (PR#9282)

[ehlers at c3sl.ufpr.br]

Full_Name: Ricardo Ehlers
Version: 2.4.0
OS: Linux
Submission from: (NULL) (200.138.34.134)


The dump function is outputing something different from previous versions. For
example

> a <- c(1,2,3); dump('a',file='test')

now results in `a` <- c(1,2) instead of "a" <- c(1,2) in the file 'test'

This prevents using the bayesmix package and running JAGS from within R in an
automatic fashion.