Added 'assert' pseudo function so I can run some tests of the script code

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@988 0fc631ac-6414-0410-93d0-97cfa31319b6

src/script/functions/basic.cpp

@@ -31,6 +31,12 @@ SCRIPT_FUNCTION(trace) {
 	SCRIPT_RETURN(input);
 }
 
+SCRIPT_FUNCTION(warning) {
+	SCRIPT_PARAM_C(String, input);
+	handle_warning(input, true);
+	return script_nil;
+}
+
 // ----------------------------------------------------------------------------- : String stuff
 
 // convert a string to upper case