Remove references to 3-2-stable branch.
Remove references to 3-2-stable branch.

keithpitty/haml,stanhu/haml,dg1dd1ngs/haml,haml/haml,sideci-sample/sideci-sample-haml,stanhu/haml,tangposmarvin/haml,dg1dd1ngs/haml,haml/haml,haml/haml,tangposmarvin/haml,keithpitty/haml,nazar-pc/haml,macressler/haml,nazar-pc/haml,haml/haml,macressler/haml