NumberField (Vaadin 7) - Vaadin Add-on Directory
NumberField converted to Vaadin 7[Original Vaadin 6 version](https://vaadin.com/addon/numberfield)
[Vaadin 7 compatibility version for Vaadin 8 projects](https://vaadin.com/directory#!addon/numberfield-vaadin-7-compatibility)
[Vaadin 8 version](https://vaadin.com/directory#!addon/numberfield-vaadin-8)