Fix -- user list buffer not updating when parts are hidden.

	* lisp/riece-handle.el (riece-handle-part-message): Move the test
	against riece-hide-list to inside the channel loop so that the
	riece-user-list-buffer is still updated.

Signed-off-by: Steve Youngs <steve@sxemacs.org>
build: Switch to bootstrap from Gnulib
doc: Move Japanese docs under doc/ja/
build: Fix "make dist"
build: Use git-version-gen from Gnulib
build: Add gnulib as submodule
Update .gitignore