- Patch: if select language file to load not exist load the english language file

- Etch docs update

INSTALL_DEBIAN_4.0.txt

@@ -98,13 +98,11 @@ There are two possile scenarios, but not both:
 7.1) Install the latest released version 
 7.2) Install directly from SVN
 
-apt-get install php5-cli
-
 7.1) Installation of beta 3 from tar.gz
 
   cd /tmp
-  wget http://www.ispconfig.org/downloads/ISPConfig-3.0.0.6-beta.tar.gz
-  tar xvfz ISPConfig-3.0.0.6-beta.tar.gz
+  wget http://www.ispconfig.org/downloads/ISPConfig-3.0.0.7-beta.tar.gz
+  tar xvfz ISPConfig-3.0.0.7-beta.tar.gz
   cd ispconfig3_install/install/
 
 7.2) Installation from SVN

interface/lib/classes/listform_actions.inc.php

@@ -145,11 +145,15 @@ class listform_actions {
 		
 		//* Set global Language File
 		$lng_file = ISPC_LIB_PATH.'/lang/'.$_SESSION['s']['language'].'.lng';
+		if(!file_exists($lng_file))
+		$lng_file = ISPC_LIB_PATH.'/lang/en.lng';
 		include($lng_file);
 		$app->tpl->setVar($wb);
 		
 		//* Set local Language File
 		$lng_file = 'lib/lang/'.$_SESSION['s']['language'].'_'.$app->listform->listDef['name'].'_list.lng';
+		if(!file_exists($lng_file))
+		$lng_file = 'lib/lang/en_'.$app->listform->listDef['name'].'_list.lng';
 		include($lng_file);
 		$app->tpl->setVar($wb);
 		$app->tpl->setVar('form_action', $app->listform->listDef['file']);