All versions of iGes - Simple invoicing

* Search for fields in data forms * In the product list, the magnifying glass also acts on the description field * Data transfer to another device did not work between Android and iOS * Some stability problems with ColorOS (Oppo, Realme,...) are corrected * In the list of sales documents, an "Issued" indicator appears if it is * In "Orders and Quotes", it is now possible to filter only orders or only quotes * Other minor fixes