pidgin/nest

Add a blog post and update the install instructions for 2.14.1
Jason Allan <code@jasonderrythomas.com>
Elliott Sales de Andrade <quantum.analyst@gmail.com>
John Bailey <rekkanoryo@rekkanoryo.org>
Alan Hoskins <alanhoskins@gmail.com>
Gary Kramlich <grim@reaperworld.com>
Richard Laager <rlaager@wiktel.com>
Robert Vehse <robertvehse@fastmail.fm>
Zero <programmingzero@gmail.com>