Adding form of grade creation and controller grades and action create grade
Issue #433, generalizing validate method and building a general rspec test
Issue #433, updating validate script for all types of problems in addition to documentation
Issue #433, Adding logic of assignment problem in script
#525 Adding controller contests and adding action show
#525 added resourcres to route file
#525 Added view of my show action
Added the view documentation for my method
#525 added documentation for my view
Issue #433, Fixing conflicts with master
Issue #433, Fixing bugs after resolving with master
Issue #433, fixing validate to support the three types of problems
#525 Adding rspec tests not completed
Issue #433, correcting the rspec tests
Issue #430, adding documentation
Issue #433, fixing execute bug
Issue #433, adding rescue for invalid urls
#525 Fixed my test cases for the contest show method
#525 Added an if condition in the view of the contest
#525 merging master with my branch