Merge pull request #17 from myMVCcsproj/branch-liugayo

Merge pull request #16 from myMVCcsproj/master
Revert "Revert "Create myApp.cs""
Merge pull request #18 from myMVCcsproj/revert-15-revert-14-branch-liugayo

Revert "Revert "Create myApp.cs""
Merge pull request #19 from myMVCcsproj/master

branch-liugayo 加回myApp.cs