Prevent endless loop in IE due to unsuccessful correction of invalid
selection.
Fix "undefined" error when moving the cursor up in an editable

RM#13435
Add changelog for previous error-fix

commit: c0629bd932184b9f13e8bca0e9068f82873a0dd7
Merge pull request #1116 from npomaroli/hotfix-prevent-endless-loop-ie

Prevent endless loop in IE due to unsuccessful correction of invalid
Fix jslint error

(cherry picked from commit 572f2b05fe997e0aadb7dc840313bf0834bb2b53)