modifié:         plugin/vim_epub.vim
NewEPUB command. Do not add current buffers to the new EPUB yet
	modifié:         plugin/vim_epub.py
	modifié:         plugin/vim_epub.vim
Docstrings, line breaks, and some modification of the make-new EPUB command
	modifié:         plugin/vim_epub.py
	modifié:         plugin/vim_epub.vim