FIX: Update to_float() to decode DB_FLIQUID2
FIX: Update to_float() to decode DB_FLIQUID2

Modified the decode_array function for more accurate results by TSMS.

wradlib/wradlib,heistermann/wradlib,kmuehlbauer/wradlib,wradlib/wradlib,kmuehlbauer/wradlib,heistermann/wradlib