no longer use argv in plugins since it's accessible from sys anyway

PLUGINS.md

@@ -19,12 +19,9 @@ class ExamplePlugin:
     uses_plugin_menu = False 
     display_name = "Example Plugin"
 
-    def __init__(self, parent, argv, *args, **kwargs):
+    def __init__(self, parent, *args, **kwargs):
         self.parent = parent
 
-        if "--do-stuff" in argv:
-            pass
-
     def close(self):
         pass  # perform any shutdown activities
 
@@ -33,9 +30,9 @@ class ExamplePlugin:
 
 On loading the class is initialized using
 ```python
-ExamplePlugin(parent=self, argv=argv)
+ExamplePlugin(parent=self, [...])
 ```
-where `self` is the `DataViewer` instance (the main window object) and argv is the list of command line arguments passed on launch. 
+where `self` is the `DataViewer` instance (the main window object) 
 
 The current implementation of the plugin interface is thus extremely simple: the plugin object gets a reference to the main window, and can in theory do whatever artitrarily stupid things it wants with it, and there are no guarantees on compatibility between different versions of the browser and plugins. Swift solves this using the API Broker, which interposes all actions taken by the plugin. While we may adopt such an interface in version 2.0, for now we simply have the following design guidelines that should ensure compatibility:
 

src/py4D_browser/plugins.py

@@ -16,7 +16,8 @@ def load_plugins(self, argv):
     and should define a class with the `plugin_id` attribute
 
     On loading the class is initialized using
-        ExamplePlugin(parent=self, argv=argv)
+        ExamplePlugin(parent=self)
+    with additional arguments potentially passed as kwargs
 
 
     """
@@ -43,9 +44,7 @@ def load_plugins(self, argv):
                 )
                 if plugin_menu:
                     self.processing_menu.addMenu(plugin_menu)
-                self.loaded_plugins.append(
-                    member(parent=self, argv=argv, plugin_menu=plugin_menu)
-                )
+                self.loaded_plugins.append(member(parent=self, plugin_menu=plugin_menu))
 
 
 def unload_plugins(self):
@@ -67,11 +66,8 @@ class ExamplePlugin:
     uses_plugin_menu = False
     display_name = "Example Plugin"
 
-    def __init__(self, parent, argv, *args, **kwargs):
+    def __init__(self, parent, *args, **kwargs):
         self.parent = parent
 
-        if "--do-stuff" in argv:
-            pass
-
     def close(self):
         pass  # perform any shutdown activities