Simple Guacamole protocol parser that invokes an oninstruction event when full instructions are available from data received via receive().
Appends the given instruction data packet to the internal buffer of this Guacamole.Parser, executing all completed instructions at the beginning of this buffer, if any.
||String||The instruction data to receive.|
Fired once for every complete Guacamole instruction received, in order.
||String||The Guacamole instruction opcode.|
||Array||The parameters provided for the instruction, if any.|