less-581.2 is now available for general use. Please report any issues at https://github.com/gwsw/less.
You can download it from http://www.greenwoodsoftware.com/less/download.html The release notes are at http://greenwoodsoftware.com/less/news.581.html This dot release fixes a bug in less-581 which could leave terminal in mouse-reporting mode after using the --mouse option and exiting less. It is recommended that all users of less-581 upgrade to less-581.2. --Mark
