Add marks used in pattern: ESSAI / P / PRÓBA / PROBE / PROVA

There are different marks used in coin pattern. I think these marks could be added in Numista and selected in the year lines as other mark.

• Mint: (none) (or associate each mint with their marks used?)
• Name: (empty)
• Image: (none)
• Type ESSAI
  N#159118
  • Position title:
    (EN) Pattern mark ESSAI
    (ES) Marca ESSAI de ensayo
  • Mark description (EN/ES): ESSAI
• Type P
  N#554944
  • Position title:
    (EN) Pattern mark P
    (ES) Marca P de ensayo
  • Mark description (EN/ES): P
• Type PRÓBA
  N#118124
  
  • Position title:
    (EN) Pattern mark PRÓBA
    (ES) Marca PRÓBA de ensayo
  • Mark description (EN/ES): PRÓBA
• Type PROBE
  N#91655
  
  • Position title:
    (EN) Pattern mark PROBE
    (ES) Marca PROBE de ensayo
  • Mark description (EN/ES): PROBE
• Type PROVA
  N#26302
  • Position title:
    (EN) Pattern mark PROVA
    (ES) Marca PROVA de ensayo
  • Mark description (EN/ES): PROVA