visitors can't add songs
user can add a song from songs index page
cleanup manage songs spec and change name to add_song_spec
visitors can view songs index
visitors can view song show page
use pry for rails console
ensure users can view song show page
refactor view_songs spec to use create_songs setup method
add simplecov for automated code coverage reports
refactor add song spec for DRYness and readability
refactor view songs spec to use "background" syntax for common setup
refactor view songs spec for DRYness and readability
refactor view songs spec to contextualize vistors vs. users and more efficiently sign in user
Merge pull request #1 from prestoncabe/user-vs-vistor-managing-songs

User vs vistor managing songs