Update identifiers to be consistent.

Make server optionally have a mountpoint for putting assets.

Attempt to connect client to server.

Correctly dereference pointers.

Update input tests.

Use short names for int types.

Provide default states for input and output.

The game now uses MIDI support for alternative input methods.

Put I/O values to their respective structs.

Isolate input items into their own directory.

Ensure joystick direction enum names are consistent.

Determine config path only once.

Implement tests for joystick axis, hat, and button events.

Make device handling opt-in.