initial setup, added testing gems
update README
create answer and question models
add question specs, rails_helper and spec_helper
Tests for associations
added validations
added questions controller and index view
seed db
make show view
finished show questions/answers
finished controller tests
New Question form
add new answer form
create destroy question
update question; show errors
Merge pull request #1 from hamberguesa/questions_controller_views

Releases 1 & 2