public static float toFloat(byte[] bytes) {
        return toFloat(bytes, 0);
    }
Put a float value out to the specified byte array position. Presumes float encoded as IEEE 754
floating-point "single format"

@param bytes byte array
@return Float made from passed byte array.
stroom-bytebuffer/src/main/java/stroom/bytebuffer/hbase/Bytes.java