v2.2.0:
    date: 2015-01-17
    changes:
      - Autoprefixer 5.0
v2.1.0:
    date: 2014-12-31
    changes:
      - New `safe` option
v2.0.0:
    date: 2014-11-14
    changes:
      - Autoprefixer 4.0
      - Maps now inline and containing sourcesContent by default
      - New `remove` option to control outdated prefixes cleaning (`true` by default)
v1.0.1:
    date: 2014-08-23
    changes:
      - Autoprefixer 3.0.
      - Use new autoprefixer-core package designed for plugins.
v1.0.0:
    date: 2014-08-05
    changes:
      - New ‘silent’ option to suppress logging to stdout
      - Diff files now created with .diff extension by default
v0.8.2:
    date: 2014-07-18
    changes:
      - Use the caret operator for Autoprefixer's version.
v0.8.1:
    date: 2014-06-30
    changes:
      - Autoprefixer 2.1.
v0.8.0:
    date: 2014-06-26
    changes:
      - Autoprefixer 2.0.
      - New map option object notation.
      - Visual cascade is enabled by default.
v0.7.6:
  date: 2014-06-22
    changes:
      - Autoprefixer 1.3.
v0.7.5:
  date: 2014-06-10
    changes:
      - Autoprefixer 1.2.
v0.7.4:
  date: 2014-06-06
  changes:
    - #45: Let users have both grunt-autoprefixer and autoprefixer NPM packages installed.
v0.7.3:
  date: 2014-04-27
  changes:
    - #42: A warning message if no sources are found.
v0.7.2:
  date: 2014-02-24
  changes:
    - New colorized terminal output.
    - Drop node.js 0.8 support.
v0.7.1:
  date: 2014-02-20
  changes:
    - #31: `cascade` option support.
v0.7.0:
  date: 2014-02-19
  changes:
    - #30: Autoprefixer 1.1 support.