New filters implementation. "tags" are removed and replaced with an implementation that filters directly on the event, using an object/map instead of strings.

tenquestionmarks.toml

@@ -73,7 +73,16 @@ end
 """
 foo = "bar"
 
+[lua2]
+type = "lua"
+filters = [{ username = "David" }]
+code = """
+function on_message (message, reply)
+    reply("Lua2 says: " .. message)
+end
+"""
+
 [autolink]
 
 [logger]
-filters = ["user:Dave"]
+filters = [{ username = "Dave" }]