add check field and make admin nicer - actions to reject/validate tag number.
remove exif stuff; overcomplicated. add tag if logged in and number is new.
whole load of claim stuff...
Merge branch 'master' into feature/claim-tree
Merge branch 'master' into feature/claim-tree
pep8
Merge pull request #23 from adapt/feature/claim-tree

Claim tree interactions/view