Added a test of an empty hashtable
Added a test that adds a string value in a hash
Small refactoring of the tests
Renamed private members
Fixed the failing tests
Extracted class JsonValue
Renamed addItem() to add()
Removed the overloads of add() by using a templated type
Added a test of a nested hash table in an array
Added a test with two strings in a hash table
Added a test of one string over hash table's capacity
Added a test of one number in a hash table
Added a test that adds a null in a hash table
Added tests that adds a boolean to a hash table