..F....... [DEV-537] better code:

 - removed CTag().removeAttr() method
 - rewritten setReadonly() method to support only boolean input parameter

git-svn-id: svn://svn.zabbix.com/trunk@48194 f4e7fd02-d210-4e34-a1e0-d4093fb66cc2
..F....... [DEV-538] better code:

 - improved validation of sort and sortorder input parameters
 - removed functions order_by(), validate_sort_and_sortorder(), getPageSortField() and getPageSortOrder(); rewritten code without using these functions

git-svn-id: svn://svn.zabbix.com/trunk@48200 f4e7fd02-d210-4e34-a1e0-d4093fb66cc2
...G...PS. [ZBX-8599] fixed incorrect error message in telnet_execute()

git-svn-id: svn://svn.zabbix.com/trunk@48204 f4e7fd02-d210-4e34-a1e0-d4093fb66cc2
...G...PS. [ZBX-8599] corrected ChangeLog message

git-svn-id: svn://svn.zabbix.com/trunk@48205 f4e7fd02-d210-4e34-a1e0-d4093fb66cc2
A......... [ZBX-8627] Change static method CConditionHelper::compareFormulaIds() from protected to public so it works with PHP 5.3.

git-svn-id: svn://svn.zabbix.com/trunk@48214 f4e7fd02-d210-4e34-a1e0-d4093fb66cc2
.......PS. [ZBX-8488] fixed items being shown in queue with a delay of more than 44 years

git-svn-id: svn://svn.zabbix.com/trunk@48225 f4e7fd02-d210-4e34-a1e0-d4093fb66cc2