Set server_id also in interface config.inc.php file.

install/dist/lib/fedora.lib.php

@@ -555,6 +555,7 @@ class installer_dist extends installer_base {
 		$content = str_replace('{mysql_master_server_database}', $conf['mysql']['master_database'], $content);
 		$content = str_replace('{mysql_master_server_host}', $conf['mysql']['master_host'], $content);
 		
+		$content = str_replace('{server_id}', $conf['server_id'], $content);
 		$content = str_replace('{ispconfig_log_priority}', $conf['ispconfig_log_priority'], $content);
 		$content = str_replace('{language}', $conf['language'], $content);
 		

install/dist/lib/opensuse.lib.php

@@ -576,6 +576,7 @@ class installer_dist extends installer_base {
 		$content = str_replace('{mysql_master_server_database}', $conf['mysql']['master_database'], $content);
 		$content = str_replace('{mysql_master_server_host}', $conf['mysql']['master_host'], $content);
 		
+		$content = str_replace('{server_id}', $conf['server_id'], $content);
 		$content = str_replace('{ispconfig_log_priority}', $conf['ispconfig_log_priority'], $content);
 		$content = str_replace('{language}', $conf['language'], $content);
 		

install/lib/installer_base.lib.php

@@ -856,6 +856,7 @@ class installer_base {
 		$content = str_replace('{mysql_master_server_database}', $conf['mysql']['master_database'], $content);
 		$content = str_replace('{mysql_master_server_host}', $conf['mysql']['master_host'], $content);
 		
+		$content = str_replace('{server_id}', $conf['server_id'], $content);
 		$content = str_replace('{ispconfig_log_priority}', $conf['ispconfig_log_priority'], $content);
 		$content = str_replace('{language}', $conf['language'], $content);