[YONK-480: Discussions - Learner is not able to add/cancel hyperlink in a discussion post on IE-9
[YONK-480: Discussions - Learner is not able to add/cancel hyperlink in a discussion post on IE-9

edx-solutions/edx-platform,edx-solutions/edx-platform,edx-solutions/edx-platform,edx-solutions/edx-platform