[2048] - template
[2048] - merge() is ready

Phase one
[2048] - self functions ready

Phase two
[2048] - move() works only for "UP"

Phase three
[2048] - fix bugs

- row and col misplaced
- typo in reset()
- move erased and should re-built
[2048] - move function completed

Tested in GUI - still need auto test
[2048] - few fixes due the tester notes
[2048] - last version submitted