This file contains functions for using links in buffers. A link is a part of the buffer marked with a special face, beeing hightlighted while the mouse points to it and beeing activated when pressing return or clicking the button2. Which each link a function and some data are associated. Upon clicking the function is called with the data as only argument. Both the function and the data are stored in text properties. link-create-link - insert a new link for the text in the given range link-initialize-keymap - install the keybinding for selecting links