* comments: Fix anchor ids to be legal xhtml. Closes: #521339
* Add new hooks: canremove, canrename, rename. (intrigeri)
* rename: Refactor subpage rename handling code into rename hook. (intrigeri)
* comments: Fix anchor ids to be legal xhtml. Closes: #521339
* Add new hooks: canremove, canrename, rename. (intrigeri)
* rename: Refactor subpage rename handling code into rename hook. (intrigeri)