everything that loads a config that needs a config file to run

now reports AST_MODULE_LOAD_DECLINE when loading if config file
is not there, also fixed an error in res_config_pgsql where it 
had a non static function when it should.


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@41633 65c4cc65-6c06-0410-ace0-fbb531ad65f3

cdr/cdr_odbc.c

@@ -253,6 +253,7 @@ static int odbc_load_module(void)
 	cfg = ast_config_load(config);
 	if (!cfg) {
 		ast_log(LOG_WARNING, "cdr_odbc: Unable to load config for ODBC CDR's: %s\n", config);
+		res = AST_MODULE_LOAD_DECLINE;
 		goto out;
 	}