Fix Bug 1387972: Set lang and dir attributes on l20n inputs (#731)
Fix Bug 1387972: Set lang and dir attributes on l20n inputs (#731)

Add function to generate value input element.
jotes/pontoon,mathjazz/pontoon,mathjazz/pontoon,mozilla/pontoon,jotes/pontoon,mathjazz/pontoon,mozilla/pontoon,mozilla/pontoon,mathjazz/pontoon,jotes/pontoon,jotes/pontoon,mozilla/pontoon,mozilla/pontoon,mathjazz/pontoon