added tibble width comments

R/core_commons.R

@@ -15,6 +15,8 @@ options(help_type = "html")
 
 ## plot more characters per line
 options(width = 100)
+# options(tibble.width = 110)  ## max width when not using toc
+# options( tibble.width = 90) ## max width when using toc
 
 ## adjust dplyr printing settings
 ## http://stackoverflow.com/questions/22471256/overriding-variables-not-shown-in-dplyr-to-display-all-columns-from-df