Update tcell to use gdamore's fix for idle wakeup

Note that you may encounter merge conflicts if you try to update. If you
do, remove the directory `cmd/micro/vendor/github.com/zyedidia/tcell`
and it will be recloned.
This commit is contained in:
Zachary Yedidia
2017-10-06 13:03:43 -04:00
parent a0f3ec805d
commit f01ad3f726