Widget TextInput automatically losing focus on Android

[lblanche]

ALL software version info (bokeh, python, notebook, OS, browser, any other relevant packages)

Bokeh 13.0 server running on an AWS EC2, with python 2.7.14, trying to open on an Android 5.1.1 Tablet
Same bug with Chrome, Edge and Firefox on the android tablet.

Works on iPhone, Mac and Windows with chrome and IE.

Description of expected behavior and the observed behavior

When using the TextInput widget, when you touch the widget to write some text, the keyboard appears than instantly disappears, making it impossible to type something in.

Expected behavior : to be able to type something into the input text bar and retain it

Complete, minimal, self-contained example code that reproduces the issue

from bokeh.io import curdoc
from bokeh.models import TextInput

text_input = TextInput()
curdoc().add_root(text_input)