* lisp/nxml/nxml-mode.el (nxml-forward-balanced-item)
(nxml-up-element, nxml-backward-up-element, nxml-down-element)
(nxml-backward-down-element, nxml-forward-element)
(nxml-backward-element, nxml-forward-paragraph)
(nxml-backward-paragraph): Use "^p" as the interactive spec, to
support shift-selection.
Copyright-paperwork-exempt: yes