Added Bonfire library folder to autoload in HMVC.
Merge branch 'develop' of github.com:ci-bonfire/Bonfire into develop

# By David Cox Jr (3) and Mat Whitney (1)
# Via Lonnie Ezell (2) and Mat Whitney (1)
* 'develop' of github.com:ci-bonfire/Bonfire:
  First round of changes for #875
  yieldContent changed to just content for more human-friendly use also updated changelog and associated docs
  Update CI to version 2.1.4 See Codeigniter Changelog for details
  updated verbage for Templates for PHP>5.5 yield is in use by the new Generator functionality updated relevant files to use yieldContent() instead