Loosly-timed units with state - implemented as classes

Modules
	Arbiter
	Configurable n inputs arbiter.
	MemArray
	Abstract Memory Class.
	FIFO
	Configurable FIFO class.
	Nvhls_vector
	Vector helper container with vector operations.
	Connections
	Modular IO supporting latency-insensitive channels.
	ArbitratedCrossbar
	Crossbar with conflict arbitration and queuing.
	ArbitratedScratchpad
	Scratchpad memories with arbitration and queuing.
	ReorderBuffer
	Out-of-order writes into queue, in-order reads.

Detailed Description