Merge remote-tracking branch 'origin/topic/seth/zeek_init'

* origin/topic/seth/zeek_init:
  Some more testing fixes.
  Update docs and tests for bro_(init|done) -> zeek_(init|done)
  Implement the zeek_init handler.

testing/btest/scripts/base/protocols/irc/basic.test

@@ -6,7 +6,7 @@
 # @TEST-EXEC: btest-diff conn.log
 
 # dcc mime types are irrelevant to this test, so filter it out
-event bro_init()
+event zeek_init()
 	{
 	Log::remove_default_filter(IRC::LOG);
 	Log::add_filter(IRC::LOG, [$name="remove-mime", $exclude=set("dcc_mime_type")]);