Add a note about terminal state after attaching with reptyr.
Add a note about terminal state after attaching with reptyr.

yatsek/reptyr,nelhage/reptyr,nelhage/reptyr,yatsek/reptyr,jerome-pouiller/reredirect,yatsek/reptyr,developerfm/reptyr,jerome-pouiller/reredirect,developerfm/reptyr,nelhage/reptyr,developerfm/reptyr