AI - doxygen update + removing not used field.
AI ut - tst make system output readability update.
AI ut - assertNegamaxOnTree tester helper update.
AI ut - adding tests + test todos

(general tester function updated)
AI ut - assertNegamaxOnTree improved

First it will assert the leafs, and going upwards in the tree.
This way if a child element is calculated wrongly, then
this problem is catched before it would cause more problems in the parent.
AI ut - adding new tests.
AI ut - adding chenging depth unit tests according

the functionality on new presentation.
Tests are failing since I implemented the functionality on
old presentation which differs from new.
AI changing depth

implementing the functionality on the new presentation.
AI - small refactor.
AI make system improvement: creating jar files.
AI - removing done / not valid todos.
AI - changing avg functionality from...

checking whether it is player1 level or player2 level to
checking whether it is min level or max level.
AI ut - adding tests for other methods of

ArtificialIntelligenceCommonBase
AI ut - adding new test + removing todo
AI - formatting code

Rearranging variables to the begining of the classes,
moving private methods to the end of the classes.