LWS wasn't giving us the usual connection closed callbacks due to our early hijack of the connection. Instead, delete the buffer when we unregister the client's poll FD.

resolves #28

Helps with testing effects in fast/slow motion

Add Getting Started Section for building the fcserver bianry

Fix line spacing

Add Getting Started Section to build the binary from source.

Instead of keeping track of one global time value, use multiple bounded low-frequency oscillators. This will keep working for an unlimited amount of time.