"books" = "books";
"newBook" = "newBook";
"addBook" = "addBook";
"label" = "label";
"users" = "users";
"collectedContacts" = "collectedContacts";
"deletedUsers" = "deletedUsers";
"publicCollected" = "publicCollected";
"contacts" = "contacts";
"insertOk" = "insertOk";
"updateOk" = "updateOk";
"deleteOk" = "deleteOk";
"confirmDelete" = "confirmDelete";
"emptyLabel" = "emptyLabel";
"importVCFBtn" = "importVCFBtn";
"share" = "share";
"vcf" = "vcf";