Some script reorg and a new intel extension script.

- policy/frameworks/intel/seen is the new location for the scripts
    that push data into the intel framework for checking.

  - The new policy/frameworks/intel/do_notice script adds an example
    mechanism for data driven notices.

scripts/policy/frameworks/intel/http-url.bro

@@ -1,12 +0,0 @@
-@load base/frameworks/intel
-@load base/protocols/http/utils
-@load ./where-locations
-
-event http_message_done(c: connection, is_orig: bool, stat: http_message_stat)
-	{
-	if ( is_orig && c?$http )
-		Intel::seen([$indicator=HTTP::build_url(c$http),
-		             $indicator_type=Intel::URL,
-		             $conn=c,
-		             $where=HTTP::IN_URL]);
-	}