add max-keys to GetBucketRequest object. Remove code that was commended out that I missed before the pull request
add max-keys to GetBucketRequest object. Remove code that was commended out that I missed before the pull request

chanchett/ds3_python_sdk,SpectraLogic/ds3_python_sdk,chanchett/ds3_python_sdk,SpectraLogic/ds3_python_sdk,chanchett/ds3_python_sdk_,chanchett/ds3_python_sdk,SpectraLogic/ds3_python_sdk