added Micropost model
update micropost test
Updated micropost test
Add relationship to user and micropost model
update facories file
add test for micropost order
update micropost test to insure deletion upon user deletion
add validation for micropost content
update the user show page with micropost
created micropost partial
add micropost variable to user_controller show action
update sample_data to populate database with micropost
move sign_in_user
add micropost test
update micropost pages test
update microposts_controller
update homepage
add user_info and micropost_form partials
updated error message partial
updated user test for feed test