Cleanedup code and added some logging

I think the averaging is working - will need to check the 10 minutes

components/dht22/dht22.c

@@ -76,10 +76,7 @@ dht22_error dht22_read() {
   if (elapsed_time == DHT22_TIMEOUT_ERROR) {
     portENABLE_INTERRUPTS();
     return DHT22_TIMEOUT_ERROR;
-  } /*else if (elapsed_time > 50) {
-    portENABLE_INTERRUPTS();
-    return DHT22_TIMING_ERROR;
-  }*/
+  }
 
   /*
    * From datasheet:
@@ -91,19 +88,13 @@ dht22_error dht22_read() {
   if (elapsed_time == DHT22_TIMEOUT_ERROR) {
     portENABLE_INTERRUPTS();
     return DHT22_TIMEOUT_ERROR;
-  } /*else if (elapsed_time < 50 || elapsed_time > 110) {
-    portENABLE_INTERRUPTS();
-    return DHT22_TIMING_ERROR;
-  }*/
+  }
 
   elapsed_time = wait_for_signal_to_change_from(1);
   if (elapsed_time == DHT22_TIMEOUT_ERROR) {
     portENABLE_INTERRUPTS();
     return DHT22_TIMEOUT_ERROR;
-  } /*else if (elapsed_time < 50 || elapsed_time > 110) {
-    portENABLE_INTERRUPTS();
-    return DHT22_TIMING_ERROR;
-  }*/
+  }
 
   /*
    * From datasheet: