Add .gitignore for bin
Add .gitignore for bin

redbo/hummingbird,troubling/hummingbird,corystone/hummingbird,creiht/hummingbird,redbo/hummingbird,troubling/hummingbird,creiht/hummingbird,corystone/hummingbird,nadeemsyed/hummingbird,nadeemsyed/hummingbird