Revert "Merge pull request #191 from jmoody/0.9.x-issue-189-left-swipe-for-ipad"

This reverts commit 77e306a0990bfdf1eba3796f4b8ebf17b0946fd9, reversing
changes made to 9196516c6025d957ac8c3bc0fec010869eaa52e1.