changed content disply on concept show
added slider for concepts on unit
Merge branch 'chris'
fixed mispelling and deleted new user script
Merge branch 'master' of https://github.com/WyncodeCo/prework
Specified view access for users and admins
Merge complete
fixed slider bug
Merge branch 'chris'
second attempt at slider bug fix
new concept button from concept show and attempt at redirect fix through the units controller
fixed slider buttons
Merge branch 'master' of https://github.com/WyncodeCo/prework
created seperate views of unit buttons for user and admins
Added progess model and methods with comments