do not suggest the 'bayesplot' package for now

Author: paul-buerkner

DESCRIPTION

@@ -2,7 +2,7 @@ Package: brms
 Type: Package
 Title: Bayesian Regression Models using Stan
 Version: 1.0.0
-Date: 2016-09-11
+Date: 2016-09-15
 Authors@R: person("Paul-Christian", "Buerkner", email = "[email protected]",
   role = c("aut", "cre"))
 Depends: 
@@ -29,7 +29,6 @@ Imports:
     grid
 Suggests: 
     testthat (>= 0.9.1),
-    bayesplot,
     arm,
     mvtnorm,
     KernSmooth,

R/brmsfit-methods.R

@@ -962,7 +962,8 @@ stanplot.brmsfit <- function(object, pars = NA, type = "plot",
 pp_check.brmsfit <- function(object, type, nsamples, group = NULL,
                              time = NULL, x = NULL, re_formula = NULL,
                              subset = NULL, ntrys = 5, ...) {
-  if (!requireNamespace("bayesplot", quietly = TRUE)) {
+  rN_text <- "requireNamespace('bayesplot', quietly = TRUE)"
+  if (!eval(parse(text = rN_text))) {
     # remove check as soon as bayesplot is on CRAN
     stop(paste0("please install the bayesplot package via\n",
                 "devtools::install_github('jgabry/bayesplot')"),