add description and syntax to interface database, add description and syntax headers to events for interface add for api and application interface, add appropriate output to show and help commands.

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@3003 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/switch_core.c

@@ -3414,9 +3414,11 @@ static void core_event_handler(switch_event_t *event)
 	case SWITCH_EVENT_LOG:
 		return;
 	case SWITCH_EVENT_MODULE_LOAD:
-		sql = switch_core_db_mprintf("insert into interfaces (type,name) values('%q','%q')",
+		sql = switch_core_db_mprintf("insert into interfaces (type,name,description,syntax) values('%q','%q','%q','%q')",
 									 switch_event_get_header(event, "type"),
-									 switch_event_get_header(event, "name")
+									 switch_event_get_header(event, "name"),
+									 switch_event_get_header(event, "description"),
+									 switch_event_get_header(event, "syntax")
 									 );
 		break;
 	default:
@@ -3661,7 +3663,9 @@ SWITCH_DECLARE(switch_status_t) switch_core_init(char *console, const char **err
 		char create_interfaces_sql[] =
 			"CREATE TABLE interfaces (\n"
 			"   type             VARCHAR(255),\n"
-			"   name             VARCHAR(255)\n"
+			"   name             VARCHAR(255),\n"
+			"   description      VARCHAR(255),\n"
+			"   syntax           VARCHAR(255)\n"
 			");\n";
 
 		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "Opening DB\n");