Issue #110 - Changed AIT gui kwargs to attributes

Instead of passing in the values to the GUIs self.init method,
the init method will see if the plugin has the port and host items
defined as attributes.

ait/gui/__init__.py

@@ -171,11 +171,7 @@ def __init__(self, inputs, outputs, zmq_args=None, **kwargs):
 
         bottle.TEMPLATE_PATH.append(HTMLRoot.User)
 
-        port = 8080
-        if 'port' in kwargs:
-            port = int(kwargs['port'])
-
-        gevent.spawn(self.init, port=port)
+        gevent.spawn(self.init)
 
     def process(self, input_data, topic=None):
         # msg is going to be a tuple from the ait_packet_handler
@@ -220,7 +216,7 @@ def process_log_msg(self, msg):
     def getBrowserName(self, browser):
         return getattr(browser, 'name', getattr(browser, '_name', '(none)'))
 
-    def init(self, host=None, port=8080):
+    def init(self):
 
         # The /cmd endpoint requires access to the AITGUIPlugin object so it
         # can publish commands via the Plugin interface. It's defined here with
@@ -259,7 +255,14 @@ def handle(pathname):
         def handle(pathname):
             return bottle.static_file(pathname, root=HTMLRoot.User)
 
-        if host is None:
+        if hasattr(self, 'port'):
+            port = int(self.port)
+        else:
+            port = 8080
+
+        if hasattr(self, 'host'):
+            host = self.host
+        else:
             host = 'localhost'
 
         streams = ait.config.get('gui.telemetry')