correctly delete cookie in forums
prevent error for json lists when no result
do not call mobileVersion() more than necessary
Merge branch 'master' of https://github.com/c2corg/camptocamp.org
invalid html
correctly retrieve banner size
Call-time pass-by-reference

useless + not allowed in php 5.4
image upload: skip invalid coordinates
prevent warning
json list fixes

http://www.camptocamp.org/forums/viewtopic.php?id=230596
- conditions and hastrack boolean correctly done
- empty total items & co

fixes #862
add currentPage in json lists
Merge branch 'master'