.......... [ZBX-8583] refactored the convert_units() function

git-svn-id: svn://svn.zabbix.com/trunk@47921 f4e7fd02-d210-4e34-a1e0-d4093fb66cc2
.......... [DEV-536] moved all classes inside of the include/classes subfolders, dropped support of old style class names

git-svn-id: svn://svn.zabbix.com/trunk@47926 f4e7fd02-d210-4e34-a1e0-d4093fb66cc2
.......... [ZBX-8583] reverted incorrect commit

git-svn-id: svn://svn.zabbix.com/trunk@47935 f4e7fd02-d210-4e34-a1e0-d4093fb66cc2