Fix data parsing from TS3 server

Problem happened when we tried to extend the data list from the dict, it just uses
the keynames. Also if we have only one entry return the raw dict instead of a list

ts3.py

@@ -66,13 +66,16 @@ class TS3Proto():
             resp = self._sockfile.readline()
             resp = self.parse_command(resp)
             if not 'command' in resp:
-                data.extend(resp)
+                data.append(resp)
             else:
                 break
 
         if resp['command'] == 'error':
             if data and resp['keys']['id'] == '0':
-                return data
+                if len(data) > 1:
+                    return data
+                else:
+                    return data[0]
             else:
                 return resp['keys']['id']
 
@@ -90,8 +93,7 @@ class TS3Proto():
         @type opts: list
         """
 
-        cstr = []
-        cstr.append(command)
+        cstr = [command]
 
         # Add the keys and values, escape as needed        
         if keys: