Added support for new languages attribute in mapping; replaced doc with fn:Doc in skin.xqm.
Added utility shell scripts to work with several projects / database at the same time.
First version of programming guide in French
Added support for $lang variable onto db, resource and collection attributes of the mapping; Refreshed axel-forms.js (to get 'save' command execution return false).
Updated 'analytics' predef skin so that in dev mode it uses 'ga-dev.xml' from the database instead of 'ga.dev' (this allows to verify ga code insertion even in dev); changed 'version.xql'  output method to html5.
Merge remote branch 'origin'