added users tables
added models/user file
added users rake task
updated random users
Merge branch 'users_rake_task'
added email field againg
Merge branch 'adds_user'
updated user
user inherits from sequel model
added parameters for random users
added times method to get ten random users
Merge branch 'users_rake_task'
fixed missing comma
Merge branch 'users_rake_task'
fixed conflicts in user.rb
added false to null
Merge branch 'adds_user'