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hashFnv32a = (str) ->
	#jshint bitwise:false 
	hval = 0x811c9dc5
	i = 0
	l = str.length

	while i < l
		hval ^= str.charCodeAt(i)
		hval += (hval << 1) + (hval << 4) + (hval << 7) + (hval << 8) + (hval << 24)
		i++
	# Convert to 8 digit hex string
	return hval >>> 0

colorHash = _.memoize ( str )->
	hash = hashFnv32a(str)
	r = (hash & 0xFF0000) >> 16
	g = (hash & 0x00FF00) >> 8
	b = hash & 0x0000FF
	return "#" + ("0" + r.toString(16)).substr(-2) + ("0" + g.toString(16)).substr(-2) + ("0" + b.toString(16)).substr(-2)