algs4partII-004/seamCarving: WIP

cleanup only

Compilation:  PASSED
Style:        PASSED
Findbugs:     No potential bugs found.
API:          PASSED

Correctness:  19/19 tests passed
Memory:       7/7 tests passed
Timing:       0/6 tests passed

Aggregate score: 75.00% [Correctness: 65%, Memory: 10%, Timing: 25%, Style: 0%]