Icon of Shift+LeftClick opens links in a new active tab

Shift+LeftClick opens links in a new active tab 2.0.2 Compatible with Firefox 57+

by Romik Forest

This simple addon opens links in a new active tab with Shift+LeftClick (left mouse button click), not in a new window
Mainly for users, who used this shotcut in other browsers (e.g. Opera 12).
You can select your own mouse + mod key combination.