FreeTDM: Whitespace fixes for load_config().

Get rid of those annoying green trailing whitespace and empty lines
with whitespace.
Signed-off-by: Stefan Knoblich <stkn@openisdn.net>

libs/freetdm/src/ftdm_io.c

@@ -4664,7 +4664,9 @@ static ftdm_status_t load_config(void)
 	if (!ftdm_config_open_file(&cfg, cfg_name)) {
 		return FTDM_FAIL;
 	}
+
 	ftdm_log(FTDM_LOG_DEBUG, "Reading FreeTDM configuration file\n");
+
 	while (ftdm_config_next_pair(&cfg, &var, &val)) {
 		if (*cfg.category == '#') {
 			if (cfg.catno != catno) {
@@ -4839,7 +4841,6 @@ static ftdm_status_t load_config(void)
 			} else if (!strcasecmp(var, "cas-channel")) {
 				unsigned chans_configured = 0;
 				chan_config.type = FTDM_CHAN_TYPE_CAS;
-				
 				if (ftdm_configure_span_channels(span, val, &chan_config, &chans_configured) == FTDM_SUCCESS) {
 					configured += chans_configured;
 				}