added controller for courses
updating
fixing the route and flash bugs
remove User model attr. to lec,student,TA
added create course page
Merge branch 'C1_Akram' of https://github.com/alaashafaee/Coolsoft-14 into C1_metawaa

Conflicts:
	tutor/config/routes.rb
resolving a conflict
add
dd
Initial
Fixing again
layout basic
Merge branch 'dev_models' of github.com:alaashafaee/Coolsoft-14 into dev_models
Layout
authentications modification
Adding delete course function / Courses indexing
Fixing conflicts with dev_models
Fixing conflicts with dev_models 2
changed redirection after creation
Merge branch 'C1' of https://github.com/alaashafaee/Coolsoft-14 into C1