Version 0.3

* New features
  * first-class integration with tagbar
  * white space detection for trailing spaces and mixed indentation
  * introduced warning section for syntastic and white space detection
  * improved ctrlp integration: colors are automatically selected based on the current airline theme
  * new themes: molokai, bubblegum, jellybeans, tomorrow
* Bug fixes
  * improved handling of eventignore used by other plugins
* Other
  * code cleaned up for clearer separation between core functionality and extensions
  * introduced color extraction from highlight groups, allowing themes to be generated off of the active colorscheme (e.g. jellybeans and tomorrow)
  * License changed to MIT
Version 0.4

* New features
  * integration with csv.vim and vim-virtualenv
  * hunks extension for vim-gitgutter and vim-signify
  * automatic theme switching with matching colorschemes
  * commands: AirlineToggle
  * themes: base16 (all variants)
* Improvements
  * integration with undotree, tagbar, and unite
* Other
  * refactored core and exposed statusline builder and pipeline
  * all extension related g:airline_ variables have been deprecated in favor of g:airline#extensions# variables
  * extensions found in the runtimepath outside of the default distribution will be automatically loaded
Version 0.5

* New features
  * smart tabline extension which displays all buffers when only one tab is visible
  * automatic section truncation when the window resizes
  * support for a declarative style of configuration, allowing parts to contain metadata such as minimum window width or conditional visibility
  * themes: zenburn, serene
* Other
  * a sizable chunk of vim-airline is now running through a unit testing suite, automated via Travis CI