Commit ID: 0028
Purpose: code fixes

Additions:-
Grid: added fix for ArrayIndexOutOfBoundsException thrown when x or y
are greater than COLS or ROWS respectively to get:token
Grid: added fix for ArrayIndexOutOfBoundsException thrown when x or y
are greater than COLS or ROWS respectively to set:boolean

Deletions:-
None

Changes:-
None

Bug Fixes:-
None