Normalize and improve button help-echo's
New sx--shorten-url function in sx.el
Better help-echo in links
New "Add a Comment" button
Slight tweak to question-mode-recenter-line

So the "add comment" button is visible after navigating to the comments
section.
Woops. Fix swallowing one function inside the other.
Add sx--unindent-text function

Used to extract the code contained in code-blocks
Code-blocks are buttons. RET to edit, w to copy.
Comments