slice() method is broken for lists

[Konstantin]

Steps to reproduce
* Open yaql console
* Type:
[1,2,3].slice(2)

Expected result:
[
    [
        0,
        1
    ],
    [
        2
    ]
]

Observed result:
yaql> [1,2,3].slice(2)
Execution exception: Collection length exceeds 100 elements

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/323466
Committed: https://git.openstack.org/cgit/openstack/yaql/commit/?id=9a5c03a90ccb443de37de872a996d810733b55c4
Submitter: Jenkins
Branch: master

commit 9a5c03a90ccb443de37de872a996d810733b55c4
Author: Konstantin Snihyr <email address hidden>
Date: Tue May 31 18:53:13 2016 +0300

    Extend .slice() method implementation to all Iterables

    Change-Id: I599019ea11a59798d131236e89ee57097b8c196e
    Closes-bug: #1587509