Allow Print Statements to be redirected to a Log# This is a combination of 3 commits.

testing/btest/scripts/base/frameworks/logging/print-log.zeek

@@ -0,0 +1,12 @@
+#
+# @TEST-EXEC: zeek -b %INPUT
+# @TEST-EXEC: btest-diff print_statements.log
+
+redef Log::print_to_log = T;
+redef Log::print_log_path = "print_statements";
+
+event zeek_init()
+	{
+	print "hello world ,";
+	print 2,T;
+	}