Changes:
* varioref.dtx: Avoid even \protected@edef in \vref@pagenum
to pacify french babel
* multicol.dtx: right-to-left language support added
* multicol.dtx: typo corrections only -- thanks to Laurent Lyaudet
* varioref.dtx: Correct spacing -- same mistake as in \vref
Defaults for esperanto added
* xspace.dtx: Improve edge case for xspace
* ftnright.dtx: Check for split footnotes