Updated with new artwork which matches Embecosm kits.

	* bill-of-parts.ods: Updated prices.
	* fritzing/minimal-shrimp-blink-battery.fzz: New BB-301 board and
	capacitor representations.
	* fritzing/minimal-shrimp-blink.fzz: Likewise.
	* fritzing/minimal-shrimp-pov-battery.fzz: Likewise.
	* fritzing/minimal-shrimp-pov.fzz: Likewise.
	* fritzing/minimal-shrimp.fzz: Likewise.
	* fritzing/protected-shrimp.fzz: Likewise.
	* images/minimal-shrimp-blink-battery-circuit.png: Regenerated
	from Fritzing.
	* images/minimal-shrimp-blink-battery.png: Likewise.
	* images/minimal-shrimp-blink-circuit.png: Likewise.
	* images/minimal-shrimp-blink.png: Likewise.
	* images/minimal-shrimp-circuit.png: Likewise.
	* images/minimal-shrimp-pov-battery-circuit.png: Likewise.
	* images/minimal-shrimp-pov-circuit.png: Likewise.
	* images/minimal-shrimp-pov.png: Likewise.
	* images/minimal-shrimp.png: Likewise.
	* images/protected-shrimp.png: Likewise.