added *.sqlite3 to .gitignore
added project skeleton
made background steps for scenarios pass
implemented steps for filtering movies feature
implemented steps for sort_movie_list feature
added more rails junk to .gitignore
Merge branch 'hw3'

* hw3:
  added more rails junk to .gitignore
  implemented steps for sort_movie_list feature
  implemented steps for filtering movies feature
  made background steps for scenarios pass
  added project skeleton