Author: luc.vanoostenryck
Description:
Since v1.4, adding in an article a category with a name containing a single
quote is broken.
the article is not added to the given category but with to a category name in
which each single quotes (%27) are preceded by a backslash (%5C%27).
Exemple:
[Test cat] is not added to
http://fr.wikipedia.org/wiki/Cat%C3%A9gorie:Abc_l%27edf
but to
http://fr.wikipedia.org/wiki/Cat%C3%A9gorie:Abc_l%5C%27edf
Version: 1.4.x
Severity: major