Initial Commit
Rails 4.1.1, removed asset pipeline, added a_m_s.
Added a simple integration test
Added speakers.

First, a set of tests for a speakers list page and individual speaker pages.
Then, a real Speakers model and controller in the Rails half.
Initial add of presentations in Ember tests
Presentations are now displayed for a speaker
Added presentation model to Rails part
Merge .gitignore and README