Merge branch 'master' of https://github.com/alaashafaee/Coolsoft-14 into C4_Husseny_208_edit_problem_4.5
Issue #208 linking with track
Issue #208 linking with track & failure demos 2
Issue #208
Issue #208 More on Linking with track, Handling failure demos, delete problem, Save problem as incomplete
Revert "Issue #208 More on Linking with track, Handling failure demos, delete problem, Save problem as incomplete"

This reverts commit 53cc3575c416131eefe915d25a1a987ff5a7cedd.
Issue 297 pulling Issue 208 branch for sync and resolving conflicts