moved Article class into Article.h/m from Message.h/m for consistency
added Travis-CI config
Added Slack notification for Travis CI build
added the build status image to README.md, and commented out cocoapods in the travis config
added branch name for build image
Merge pull request #389 from josh64x2/refactor

Renamed Message.m/.h to Article.m/.h for consistency
removed homebrew commands from travis config
Merge pull request #392 from josh64x2/bugfixes

removed homebrew commands from travis config
add waffle.io badge
Merge pull request #395 from waffle-iron/master

waffle.io Badge
CI passed and minor change to the markdown so merging.
minor updates and moved the waffle.io badge
Merge pull request #396 from josh64x2/readme-update

minor updates and moved the waffle.io badge
Merge branch 'master'  into prefs-ng

Conflicts: (manually resolved)
	Vienna.xcodeproj/project.pbxproj
Manually fixed some merge issues

Due to renaming some files on master, I had to manually add them to the
newer version of project.pbxproj