Checking for valid qualifiers in claimview

(bug 48776)
Change If4e1196551835776100382416430ae289f82c825 caused claimview's save button to be enabled
with empty qualifiers being present.

Change-Id: Iaa8636e8878abb379681be3e3ca44174ecc2fc44
Merge "Checking for valid qualifiers in claimview"