rapidftr/tracker#67 @ctumwebaze @mwangiann adds ability to mark confirmed enquiries as reunited

This fix only happens when the associated child has been marked as reunited.
rapidftr/tracker#67 @ctumwebaze @mwangiann adds fix to ensure no new potential matches are created for reunited enquiries.
Adding a view permission to anyone having create permission, and added some tests.
Merge pull request #753 from mwangiann/master

rapidftr/tracker#62 @mwangiann Assign permissions for enquiries
rapidftr/tracker#67 adds ability to unmark enquiries as reunited when the child is unmarked as reunited.
Merge pull request #755 from ctumwebaze/master

Tag corresponding enquiry reunited when marking the child record as reunited.
rapidftr/tracker#62 @mwangiann assigning permissions for enquiries
Adding an update permission to create permission.
Merge pull request #756 from mwangiann/master

rapidftr/tracker#62 @mwangiann assigning permissions for enquiries
Merge branch 'master' of https://github.com/rapidftr/RapidFTR