* Change SLA Management / add OLA object

* delete Whitespace

* fix error searchoptions ticket

* Fix error test

* Fix error delete slm

* Change PHPDoc

* fix tests

* fix CS

* fix cs

* change [Field|Table]Exists

* update PHPDoc

* fix update

* change slm title

* fix notices

* fix right on slalevel

* fix notice

* add test and fix cleandbonpurge

* avoid looping

* improve tests

* fix tests