some upgrades

config.py

@@ -68,21 +68,5 @@ fee = {
         'USDT': 0.02,
         'ETH': 0.06,
         'XHV': 0.06
-    },
-    "MERCHANT": {
-        'BTC': 0.01,
-        'BTCLN': 0.01,
-        'BTCT': 0.005,
-        'LTC': 0.01,
-        'BCH': 0.01,
-        'DCR': 0.01,
-        'DASH': 0.01,
-        'XRP': 0.01,
-        'DOGE': 0.01,
-        'XMR': 0.01,
-        'ZEC': 0.01,
-        'USDT': 0.01,
-        'ETH': 0.01,
-        'XHV': 0.01
     }
 }

rpcs.py

@@ -30,37 +30,3 @@ class RPCHost(object):
         if 'error' in responseJSON and responseJSON['error'] != None:
             raise Exception('Error in RPC call: ' + str(responseJSON['error']))
         return responseJSON['result']
-
-# class
-class RPCXMR(object):
-    def __init__(self, url, user, password):
-        self._session = requests.Session()
-        self._url = url
-        self._user = user
-        self._pass = password
-        self._headers = {}
-
-    def call(self, rpcMethod, params):
-        payload = json.dumps({"method": rpcMethod, "params": params, "jsonrpc": "2.0"})
-        tries = 3
-        hadConnectionFailures = False
-        while True:
-            try:
-                response = self._session.post(self._url, headers=self._headers, data=payload, auth=HTTPDigestAuth(self._user, self._pass), timeout=15)
-            except requests.exceptions.ConnectionError:
-                tries -= 1
-                if tries == 0:
-                    raise Exception('Failed to connect for remote procedure call.')
-                hadFailedConnections = True
-                print("Couldn't connect for remote procedure call, will sleep for two seconds and then try again ({} more tries)".format(tries))
-                #time.sleep(2)
-            else:
-                if hadConnectionFailures:
-                    print('Connected for remote procedure call after retry.')
-                break
-        if not response.status_code in (200, 500):
-            raise Exception('RPC connection failure: ' + str(response.status_code) + ' ' + response.reason)
-        responseJSON = response.json()
-        if 'error' in responseJSON and responseJSON['error'] != None:
-            raise Exception('Error in RPC call: ' + str(responseJSON['error']))
-        return responseJSON['result']