- Heat rate is settable

- improved gui

brewpi.py

@@ -145,13 +145,16 @@ class TcTask(ATask):
 		print ("Rate ist change to {}".format(value))
 		asyncio.create_task(self.send({'Ist': {'Rate': value}}))
 
-	async def recv(self, data):
-		print(data)
-		for pair in data.items():
-			if 'Soll' in pair[0]:
-				self.tc.set_theta_soll(pair[1])
-			elif 'Rate' in pair[0]:
-				self.tc.set_heatrate_soll(pair[1])
+	async def recv(self, msg):
+		print(msg)
+		for key in msg.keys():
+			if 'Soll' in key:
+				submsg = msg['Soll']
+				for subkey in submsg.keys():
+					if 'Temp' in subkey:
+						self.tc.set_theta_soll(submsg['Temp'])
+					if 'Rate' in subkey:
+						self.tc.set_heatrate_soll(submsg['Rate'])
 
 	async def send(self, data):
 		await self.msg_handler.send(data)