emacs-unicode-2: bootstrap failed due to recent mh-e changes

[Zhang Wei]

Compiling /home/brep/emacs-source/emacs-unicode-2/lisp/./mh-e/mh-e.el

In toplevel form:
mh-e/mh-e.el:997:1:Error: Symbol's function definition is void: 
mh-strip-package-version
make[2]: *** [compile] Error 1
make[2]: Leaving directory `/home/brep/emacs-source/emacs-unicode-2/lisp'
make[1]: *** [bootstrap-build] Error 2
make[1]: Leaving directory `/home/brep/emacs-source/emacs-unicode-2'
make: *** [bootstrap] Error 2