Kibana version: 6.x latest snapshot
Browser version: IE11
Describe the bug: Workpad shows up with invalid expressions on IE11.
Steps to reproduce:
- Load the sample flight data and sample data workpad from here: https://github.com/alexfrancoeur/kibana_canvas_examples
- Open the workpad in IE11
- Workpad shows up with invalid expressions
- Workpad looks fine in firefox/chrome/safari
No console error in IE dev tools
Screenshots (if relevant):

Kibana version: 6.x latest snapshot
Browser version: IE11
Describe the bug: Workpad shows up with invalid expressions on IE11.
Steps to reproduce:
No console error in IE dev tools
Screenshots (if relevant):
