NEWS: tweaks [ci skip]

Author: HenrikBengtsson

NEWS.md

@@ -7,11 +7,12 @@
 ## New Features
 
  * Add support for controlling the 'Rscript' call in the built-in job
-   script templates. This can be done via fields 'rscript' and
-   'rscript_args' of the 'resources' argument.
+   script templates. This can be done via fields `rscript` and
+   `rscript_args` of the `resources` argument.
 
  * Add support for setting environment variables in the built-in job
-   script templates. This can be done via field 'envs'.
+   script templates. This can be done via field `envs` of the
+   `resources` argument.
 
  * The built-in job script templates assert that the `Rscript`
    launcher is found, and if not, they give an informative error
@@ -29,6 +30,11 @@
    from stdout, which prevents auxillary INFO messages from `sbatch`
    to corrupt the output to be parsed.
 
+## Documentation
+
+ * Add example on how to configure `batchtools_slurm()` to run R
+   within a Linux container.
+
 ## Bug Fixes
 
   `batchtools_slurm()` would produce "Future of class