Added key for osid to os_info

sql/database-create.sql

@@ -675,7 +675,8 @@ CREATE TABLE os_info (
   shared tinyint(4) NOT NULL default '0',
   mustclean tinyint(4) NOT NULL default '1',
   op_mode varchar(20) NOT NULL default 'MINIMAL',
-  PRIMARY KEY  (osname,pid)
+  PRIMARY KEY  (osname,pid),
+  KEY osid (osid)
 ) TYPE=MyISAM;
 
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