Add yield to the parse loop

This is to avoid famishin the WiFi stack.

Fixes #131

library.json

@@ -15,5 +15,5 @@
     "espressif8266",
     "espressif32"
   ],
-  "version": "1.6.1"
+  "version": "1.6.2"
 }

library.properties

@@ -1,5 +1,5 @@
 name=ESP8266 Weather Station
-version=1.6.1
+version=1.6.2
 author=ThingPulse
 maintainer=ThingPulse <[email protected]>
 sentence=ESP8266 based internet connected Weather Station

src/OpenWeatherMapCurrent.cpp

@@ -80,6 +80,8 @@ void OpenWeatherMapCurrent::doUpdate(OpenWeatherMapCurrentData *data, String url
         if (isBody) {
           parser.parse(c);
         }
+        // give WiFi and TCP/IP libraries a chance to handle pending events
+        yield();
       }
     }
   }

src/OpenWeatherMapForecast.cpp

@@ -83,6 +83,8 @@ uint8_t OpenWeatherMapForecast::doUpdate(OpenWeatherMapForecastData *data, Strin
         if (isBody) {
           parser.parse(c);
         }
+        // give WiFi and TCP/IP libraries a chance to handle pending events
+        yield();
       }
     }
   }