Repro steps
- Launch app on iPhone (maybe on iPad too, haven't checked)
- Go to "Picasso's Blue Period" on EN wiki
- Tap, hold, and drag horizontally in either direction
Expected results
Page does not scroll horizontally
Page does not scroll horizontally
Checked with 5.0.0.540 on iPad mini iOS 8.2 - the page can be scrolled only horizontally as Expected.