tetris implementation in go.

This is work in progress in very early stage.

go get alfonsodev/gotris
cd $GOPATH/src/github.com/alfonsodev/gotris
go build
./gotris

The current state just shows the Tetrominos.

• Use enter key to start.
• Up arraw switch between different types of tetrominos.
• Down arrow to rotate them.

Input should include the package read the key event as a primitive and emit input.Key type menu, then comunicate via channels to the other components