Tweaks in vignette + README

Author: HenrikBengtsson

DESCRIPTION

@@ -1,5 +1,5 @@
 Package: future.batchtools
-Version: 0.21.0-9005
+Version: 0.21.0-9006
 Depends:
     R (>= 3.2.0),
     future (>= 1.58.0)

R/utils,conditions.R

@@ -30,7 +30,3 @@ warnf <- function(fmt, ..., call. = TRUE, immediate. = FALSE, domain = NULL) {
     warning(cond)
   }
 }
-
-msgf <- function(fmt, ..., appendLF = FALSE, domain = NULL) {  #nolint
-  message(sprintf(fmt, ...), appendLF = appendLF, domain = domain)
-}

README.md

@@ -8,8 +8,8 @@
 
 ## TL;DR
 
-Here is an example on how evaluate R expression on a Slurm
-high-performance compute (HPC) cluster.
+Here is an example on how to evaluate R expressions on a Slurm
+high-performance compute (HPC) cluster from within R.
 
 ```r
 library(future)
@@ -56,9 +56,9 @@ users of your package to leverage the compute power of
 high-performance computing (HPC) clusters via a simple switch in
 settings - without having to change any code at all.
 
-For instance, if **batchtools** is properly configured, the below two
-expressions for two futures will be processed on two different compute
-nodes:
+For instance, the below two two future R expression will be processed
+by parallel R workers that launched on different compute nodes by the
+specified job scheduler:
 
 ```r
 library(future)