version 2.000
Created LinkedList with all reqired stuff
verison 2.001
Added unit tests for LinkedList
Added Answer, Question and Quiz classes
Fixed a bunch of bugs in LinkedList
version 2.002
Fixed some bugs in LinkedList
Added IStreamable interface and implemented it to required classes
Added LogManager which keeps track of changes of files
Added posibility to save to and load from files in binary or compressed text variants
version 2.003
Added ILinkedList interface
Made LogManager interact with using directive for better automation
Several fixes for using interfaces instead of using classes
version 2.003
Added ILinkedListNode interface
Made LogManager interact with using directive for better automation
Several fixes for using interfaces instead of using classes
Merge branch 'lab3' of github.com:kinpa200296/IniSP_labs into lab3