		 CHANGES IN servr VERSION 0.2

NEW FEATURES

- when running inside RStudio, the RStudio web browser will be used if
  available (requires RStudio >= 0.98.439)

- added three server functions jekyll(), rmdv1(), and rmdv2() to serve Jekyll
  websites, R Markdown v1, and R Markdown v2 documents, respectively

- added a server function vign() to serve R Markdown/HTML package vignettes

- added a server function make() to serve a directory and update files
  automatically via Makefile (#2)

- the URL pathname foo will be redirected to foo/ automatically if foo is a
  directory (#5)

- in case of errors when serving dynamic documents, the server functions will
  double the delay to check for updates and wait for the next build until the
  error is cleared (like Gmail)

		 CHANGES IN servr VERSION 0.1

NEW FEATURES

- the main function httd() to start an HTTP server for a local directory
