indentation fixed
(ess-first-continued-statement-offset . 2) is better for ggplot2
4 is better if ggplot() expression is within single line
auto-bm-regexp added for SAS
font setting comment added
Revert ".Rmd template changed for polymode"

This reverts commit fad03f7f3ac8acb87d13110be586eb8d08ea326c.
Revert "Rmd related snippets removed from ESS mode"

This reverts commit f90c17c8b7cf113477256add7ceee287cdd0e002.
polymode turned off for R-related modes
Merge branch 'develop'