#410 adding student count and editing Collapse-ables
#410 opening a tab at start
#410 add support collapse-able in search and fix auto open
#410 fix code
#410 fix code
Update show.html.erb
Update show.html.erb
Update show.html.erb
Update _result_form.html.erb
Merge pull request #430 from alaashafaee/C4_Mussab_410_Story_4.1_Reopen

Pull Request: C4_Mussab_410_Story_4.1_Reopen Collapse-able_and_Student_Count_on_Problem