#110 backend: Search result not identical with Swing

Testcase to check if searching lookups work without diacritics

  1. create a new product which contains diacritics (e.g. Frisée)

  2. add it in pricelists

  3. create a new sales order for G000X

  4. select batch entry and start to write Frise (without diacritics)
  5. add a qty, press ok
  6. repeat the same steps for purchase order