ENH/CLN: kwargs for pandas decimal operations
ENH/CLN: kwargs for pandas decimal operations

Follow up to #1109

Author: Phillip Cloud <cpcloud@gmail.com>

Closes #1110 from cpcloud/more-kwargs and squashes the following commits:

19a08c0 [Phillip Cloud] ENH/CLN: kwargs for pandas decimal operations

deepfield/ibis,ibis-project/ibis,deepfield/ibis,cloudera/ibis,cloudera/ibis,cpcloud/ibis,cpcloud/ibis,ibis-project/ibis,cpcloud/ibis,ibis-project/ibis,cpcloud/ibis,deepfield/ibis,cloudera/ibis,ibis-project/ibis,deepfield/ibis