Delete the TextApp project, this project had failed.
Modify the .gitignore list, add .obj file type into the git ignoring list.

Ignore the tracking for such files as .obj type.
Merge branch 'master' into develop

Conflicts:
	.gitignore ===> Solved.
因Github上的pull request : develop分支不能自動合併到master分支上， 故拉取下來採用手動合併，再Push上去手動合併。 解決.gitignore文件衝突問題。