CLIENT-66: Rmove pngLib for old identity icon lib
CLIENT-66: Rmove pngLib for old identity icon lib

wavesplatform/WavesGUI,beregovoy68/WavesGUI,wavesplatform/WavesGUI,beregovoy68/WavesGUI,wavesplatform/WavesGUI,beregovoy68/WavesGUI,wavesplatform/WavesGUI,beregovoy68/WavesGUI