Add a /amsg plugin

plugins/amsg.py

@@ -0,0 +1,13 @@
+# A simple broadcast plugin
+
+from plugin import BasePlugin
+from tabs import MucTab
+
+class Plugin(BasePlugin):
+    def init(self):
+        self.add_command('amsg', self.command_amsg, "Usage: /amsg <message>\nAmsg: Broadcast the message to all the joined rooms.")
+
+    def command_amsg(self, args):
+        for room in self.core.tabs:
+            if isinstance(room, MucTab) and room.joined:
+                room.command_say(args)