* 0.6.7

* RMagick outputter should use line command for lines [joshuaflanagan]

* 0.6.6

* Add support for Codabar symbology [labocho]

* 0.6.1

* Fix single-pixel error with RMagick [James Brink]

* 0.6

* Add automatic character set to Code128
* Fix test for HtmlOutputter

* 0.5.1

* Fix some encoding issues (ruby 2.0 & 1.9)
* Rewrite HtmlOutputter. Not entirely backwards compatible with the previous version.

* 0.5.0

* Require requirement of barcode symbologies in the same way outputters must be required before being used

* 0.4.4

* Use Gemfile for dependency management [Ken Collins]
* Move to MiniTest [Ken Collins]
* HTML outputter [Ken Collins]
* Various 1.9 fixes [Ken Collins, Dominique Ribaut]

* 0.4.3

* 2- and 5-digit UPC supplements
* Use ChunkyPNG for PngOutputter

* 0.4.2

* ChunkyPngOutputter now renders 2D barcodes not upside down [Thanks Scient]

* 0.4.1

* ChunkyPngOutputter - ChunkyPNG is a pure-Ruby PNG library

* 0.4.0

* Can you tell I'm just making up version numbers as I go along?
* DataMatrix (not required automatically, requires the 'semacode' gem)
* Refactored PrawnOutputter a little. No more stupid options hashes + unbleed attribute

* 0.3.2

* Fix bug where Code128 extras choke on newlines [Wayne Conrad]
* Don't allow Code128 with empty data strings [Wayne Conrad]
* Allow custom :size for QrCodes

* 0.3.1

* Add support for PDF417, using Pdf417lib (JRuby only) [Aslak Hellesøy]

* 0.3.0

* Make compatible with Ruby 1.9 [Chris Mowforth]
* Add SvgOutputter for outputting SVGs without dependencies [Peter H. Li]

* 0.2.1

* Allow QR Codes with sizes up to 40

* 0.2.0

* Added support for 2D barcodes
* Updated all outputters to support 2D barcodes
* Added support for QR Code

* 0.1.2

* Added CairoOutputter [Kouhei Sutou]

* 0.1.1

* Added PngOutputter that uses "png" gem
