Add creating graph using Edge List.

lang/el/home.php

@@ -289,4 +289,8 @@
     $g_lang['make_all_directed'] = "Make all edges directed";    
 
     $g_lang['save_svg_image'] = "Save graph to SVG";  
+
+    $g_lang["bad_inc_pair_message"] = "Cannot create graph. Edge list has wrong format. Click \"fix\" button to fix edge list or \"help\" button to open help about format";
+    $g_lang["edge_list_wrong_format"] = "Edge list format is incorrect";
+    $g_lang["fix_button"] = "fix";
 ?>