mts hotfix

Author: Kirill Kirsanov

pdu.py

@@ -153,7 +153,7 @@ def _parseCMD(self, st):
                 self._readX(token, self._pdu['smlen'] * 2)
                 if self._pdu['dcs'] == 8:
                     self._pdu[token] = binascii.unhexlify(self._pdu[token]).decode('utf-16-be')
-                if self._pdu['dcs'] == 0:
+                if self._pdu['dcs'] in [0, 1, 2, 3]:
                     self._pdu[token] = binascii.unhexlify(self._pdu[token]).decode('latin1')
                 state = 'read type'
                 continue