added .DS_Store to gitignore
added .DS_Store to gitignore

EdgeCaseBerg/green-web,EdgeCaseBerg/green-web,EdgeCaseBerg/GreenUp,EdgeCaseBerg/green-web,EdgeCaseBerg/GreenUp,EdgeCaseBerg/green-web,EdgeCaseBerg/GreenUp,EdgeCaseBerg/GreenUp,EdgeCaseBerg/GreenUp,EdgeCaseBerg/GreenUp,EdgeCaseBerg/GreenUp