should support keyboard shortcuts

[pixelb]

For increased flexibility and accessibility.
It would be good to use the same bindings as for minesweeper:

Arrow keys move the cursor one square at a time. Hit [Enter] to click, press 1 to flag and [Shift][Enter] to middle click (auto clear clicked numbers). It is also possible to use [Spacebar] to click, [Shift][Spacebar] to flag or middle click. In all versions [F2] starts a new game