Dodano procedure rysowania grubej linii
Revert "Dodano procedure rysowania grubej linii"

This reverts commit e00f7569abdd3c932667cf50e50e1bfa297ab828.
Revert "Revert "Dodano procedure rysowania grubej linii""

This reverts commit 896e90f562582045268c4592dc6e18f218a0e175.
Commit makefile'a?