Squashed 'third_party/boostorg/integer/' content from commit 66dbc2c

Change-Id: I7c6c0492e5492b9349522c6e7be10f459adf4249
git-subtree-dir: third_party/boostorg/integer
git-subtree-split: 66dbc2c70aecc47d5a711b5dac6da6237721a644
51 files changed
tree: 2ef42088e2a1a5441d1722b700e2d09d1454dfbe
  1. doc/
  2. include/
  3. meta/
  4. test/
  5. .gitattributes
  6. .travis.yml
  7. appveyor.yml
  8. index.html