Added Sinatra CORS module
Added SqLite and ActiveRecord
added front-end part
bootstrap added to bower.json scripts in idex.html updated
Changed CORS config to one line
Changed configs into separate file
Changed double quotes to single quotes
Changed .yml config file to .rb
Made some cleanups
Added assessment models and migrations
Added sample Assessment entry
assessments view improved
split js-code to separate files
added comments for jsdoc
Models in separate file, renamed tables according to agreement
Removed models and migration for Quiz
added some e2e quiz tests
Merge pull request #13 from SoftServeUniversity/cors

Added Sinatra CORS module
Merge branch 'master' into SqLite-and-ActiveRecord
resolve conflicts