Adjust proxies to poll more often

Decrease the wait time between proxy polls and the poll adjustment so
that we have more proxies available for the increased client load.

config.js

@@ -24,9 +24,9 @@ Config.prototype.minRateLimit = 10 * 1024;
 
 Config.prototype.rateLimitHistory = 5.0;
 
-Config.prototype.defaultBrokerPollInterval = 300.0 * 1000; //1 poll every 5 minutes
+Config.prototype.defaultBrokerPollInterval = 60.0 * 1000; //1 poll every minutes
 Config.prototype.slowestBrokerPollInterval = 6 * 60 * 60.0 * 1000; //1 poll every 6 hours
-Config.prototype.pollAdjustment = 300.0 * 1000;
+Config.prototype.pollAdjustment = 100.0 * 1000;
 
 // Timeout after sending answer before datachannel is opened
 Config.prototype.datachannelTimeout = 20 * 1000;