1.1
  - Use 'microbenchmark' only if available in vignette (per CRAN request)
  - Update libbrotli to v1.0.2
  - Rerender vignette with new results

1.0
  - Update upstream libbrotli v0.5.2
  - Add symbol registration for R 3.4

0.8
  - Updated libbrotli to 24685f9 (July 28, 2016)
  - Switch bindings to the libbrotli streaming API
  - Build and ship the 'bro' executable with the package
  - Use the new RFC7932 url in package DESCRIPTION

0.6
  - Updated libbrotli to af41b90 (Feb 29, 2016)
  - Restore CXX_STD=CXX11 for Solaris

0.5
  - Updated libbrotli to 82c9e19 (Jan 12, 2016)
  - Changed license to MIT along with upstream libbrotli
  - Brotli no longer requires CXX_STD=CXX11 Makevars
