* PW-303: Fixed the installments to only show the configured ones.

* PW-303: installments and fix cronmessage

* PW-303: Fixed OneClick installments, small fix on CronMessage

* PW-303: Reformat code

* PW-303: Readded the optionsCaption in the forms

* PW-303: Added incomplete installmentvalidator

* PW-303: Added installmentvalidator

* removed comment

* PW-303: Fixed merge and formatting

* PW-303: Removed ObjectManager call, added sorting to installments

* PW-303: Added tooltip for the installments.