add entry model spec file
add validation test for title and content
remove require false for shoulda-matechers in gemfile
add entry model
change sqlite to postgresql
create table for entries
change database from sqlite to postgresql
create migration for entries table
add association test and author id validation test for entries
add author_id column to articles table
add belongs to association in entry model
add has_many comments association to entries
add empty comment and user models for testing purposes
add entry association to comment
add entry association to user mode
change spec to test validation of author_id
fix validate_presence_of author validation by changing author to author_id in model
pass all specs except comment association because comment table doesn't exist yet
Merge pull request #2 from jbouzi12/entries_model_tests

Entries model tests