prevent 500 when requesting user page old version

document doesn't have and id when forged from archived version
do not try to display moderator status and/or forum nickname in old version of a user doc
block popups from being crawled by robots
Merge branch 'popup-noindex' into master-fixes-migration
when editing a document, display linked with warning only if this is a new document AND it will actually be linked with another one
Merge branch 'doc-edition-linked-with' into master-fixes-migration
update html5 tag rendered as block by css
if tc type is not given, do not show it in pages where it is only a linked doc
Update db_outings.sql

Fix length computing by using SRID 4326
Update db_routes.sql

Fix length computing by using SRID 4326
style disabled buttons
Merge branch 'c2c-buttons-disabled' into master-fixes-migration
Merge branch 'master-fixes-migration' of github.com:c2corg/camptocamp.org into master-fixes-migration
use route rule instead of relative path
Merge branch 'master-fixes-migration' of https://github.com/c2corg/camptocamp.org into master-fixes-migration
ensure that web/uploads/images_temp will be correctly created when calling c2corg --install
Merge branch 'master' into master-fixes-migration
remove useless comments
Merge branch 'master-fixes-migration'