CHANGELOG

v0.5.0:
  date: 2014-01-13
  changes:
    - Extract the logic into an external lib [image-min](https://github.com/kevva/image-min).
v0.4.1:
  date: 2014-01-08
  changes:
   - Prevent "Maximum call stack size exceeded".
   - Speed up loading this task by lazy requiring bin deps.
v0.4.0:
  date: 2013-11-22
  changes:
    - The `pngquant` option is now `false` by default instead of `true`.
v0.3.0:
  date: 2013-09-09
  changes:
   - Add `interlace` option for gif files.
v0.2.0:
  date: 2013-08-16
  changes:
    - Add `gifsicle` and `pngquant`.
    - Cache images so only changed images are optimized.
    - Default `optimizationLevel` to `7` and `progressive` to `true`.
v0.1.4:
  date: 2013-04-10
  changes:
    - Fix exception when running in verbose mode.
v0.1.3:
  date: 2013-04-05
  changes:
    - Fix OptiPNG not being able to overwrite file.
    - Allow overwriting src when dest/src is the same.
    - Limit to 10 concurrent optimizations.
v0.1.2:
  date: 2013-02-22
  changes:
    - Fix OptiPNG not working on some systems.
    - Prevent OptiPNG from producing .bak files.
v0.1.1:
  date: 2013-02-15
  changes:
    - First official release for Grunt 0.4.0.
v0.1.1rc8:
  date: 2013-01-30
  changes:
    - Fix task not creating destination folders
v0.1.1rc7:
  date: 2013-01-30
  changes:
    - Updating to work with grunt v0.4.0rc7.
    - Switching to this.files api.
v0.1.0:
  date: 2012-11-01
  changes:
    - Initial release.