renames Appeal To Speech
renames AppealType to SpeechType
renames Appeal to Speech in mailers
Merge branch 'development' into confdeck-45

Conflicts:
	app/controllers/conferences_controller.rb
	app/models/slot.rb
	app/views/schedule/show.html.erb
Merge pull request #40 from kodgemisi/confdeck-45

Confdeck 45