Merge #533: Fix sweep in scripts/sendpayment.py

b3e9a6f270 Fix sweep in scripts/sendpayment.py (James Hilliard)

Pull request description:

ACKs for top commit:
  kristapsk:
    utACK b3e9a6f270

Tree-SHA512: a30839e27fb541336d356620b2c4604f22347e7694cc997dbb313c6f4722ef4340c73038112f08a721658d29640e8df65204ac986075399df9984351f235cd3b

scripts/sendpayment.py

@@ -72,7 +72,7 @@ def main():
         if not addr_valid:
             jmprint('ERROR: Address invalid. ' + errormsg, "error")
             sys.exit(EXIT_ARGERROR)
-        if amount < DUST_THRESHOLD:
+        if sweeping == False and amount < DUST_THRESHOLD:
             jmprint('ERROR: Amount ' + btc.amount_to_str(amount) +
                 ' is below dust threshold ' +
                 btc.amount_to_str(DUST_THRESHOLD) + '.', "error")