Added heaviest key char checking.
Merge branch 'a1p2' of github.com:Rstuvi/cmput333 into a1p2
Merge branch 'a1p2' of github.com:Rstuvi/cmput333 into a1p2
Merge branch 'a1p2' of github.com:Rstuvi/cmput333 into a1p2
Final commit.