[tabs] forward url parameters to lazy tabs views If http://www.cubicweb.org/project/foo?x=12&y=13 dislays a LazyTabView, this patch forwards {x: 12, y: 13} to subsequent lazy tabs (i.e. called through ajax queries).

addressbook
basket
blog
book
calendar
comment
company
email
file
folder
i18ncontent
keyword
link
mailinglist
person
tag
timeseries
vcsfile