Issue #182 included acts_as_list in tracl's model
Issue #182 added acts_as_list gem & testing drag&drop list
Issue #182 working drag and drop functionality
Issue #182 added 'jquery.sortable.js' as a plugin & sorting is working
Issue #186 confuring files
Issue #248 Created a method and a simple view for statistics
Issue#182 removed 'acts_as_list' gem. It caused many errors.
Adding 3 javascript files for the syntax highlighter
modify solutions view to create an instance of Ace editor
fixing conflicts
Merge branch 'master' C2_magdi_186_post_a_reply_1.14
Issue #182 fixed drag&drop functionality

Conflicts:

	tutor/app/views/tracks/index.html.erb
	tutor/app/views/tracks/show.html.erb
Issue #185 #186 #187 CRUD for reply still not fully working
Merge branch 'master' into C2_magdi_186_post_a_reply_1.14
Issue #182 used a new plugin for the drag&drop 'tablednd' and used 'acts_as_list' gem
Issue #182 different drag&drop functionality
Issue #182 removed 'acts_as_list gem'
Issue #182 Slight changes in track's index view
Merge branch 'master' into C2_magdi_186_post_a_reply_1.14

Conflicts:
	tutor/config/routes.rb
	tutor/db/seeds.rb
Issue #182 updating with master branch