player: add message queue

player: add base thread

player: add media clock

player: add speed meter

player: add define of player

player: add wrapper of NextPlayer

app: add activity of player

app: add presenter of player

app: add view controller of player

app: add util of player

player: add render with TextureView

player: add render with SurfaceView

player: add the helper of Measure

player: add interface of RenderView

player: add base of next Player