Logging too much from soco and urllib3

[markalston]

Log file grows like crazy from messages sent by soco and urllib3. The below additions fix that.

#!/usr/bin/env python3
"""
Sonos NodeServer for UDI Polyglot v2
by Einstein.42 (James Milne) [email protected]
"""

import polyinterface
import sys
import soco
import requests
import json
import logging

LOGGER = polyinterface.LOGGER
LOGGER.setLevel(50)

logging.getLogger('soco').setLevel(logging.WARNING)
logging.getLogger('urllib3').setLevel(logging.WARNING)
with open('server.json') as data:
    SERVERDATA = json.load(data)
    data.close()
try:
    VERSION = SERVERDATA['credits'][0]['version']
except (KeyError, ValueError):
    LOGGER.info('Version not found in server.json.')
    VERSION = '0.0.0'