Created UserIdentity class.
Removed idea files and added the directory in .gitignore
PrivateUserIdentity
PrivateUserIdentity
PrivateUserIdentity
Created privateUserIdentity, creating IdentityStore
Added basic methods, add and remove for IdentityStore
Overriding hashCode() and equals()
Added map nickname to set of identities
Method to get identity of users with nick - try 1
Handling some null returns
getUserIdentitiesStartingWith() now returns a SortedSet of identities
Identity Store tests. And some changes in Identity Store.
Stores Identity store in a file, retrieves maps from the file.
Contact book deleted
Some more changes to contactBook
Fixed gson loading issue, still has duplicateTest failure issue.
duplicate test fixed.
Commit to confirm
All tests fixed.