Renamed .subscribe() to .notify() and .unsubscribe() to .unnotify()
Removed Signal.prototype.trigger()
Added Signal.prototype.pipe()
Updated plugin interface
Using for-loop to add new methods to a signal instance
Added override-able constructor
Added override-able Signal.prototype._read() and Signal.prototype._write() methods
Renamed Signal.prototype.setter to Signal.prototype.transform
Write README (work in progress)