Call escape_javascript for the content of every qtip
Room names are now user's logins and space's permalinks to be unique

Using user's and space's names was causing some rooms to have duplicated names.
Add logs in ShibbolethController

To make it easier to track problems when shibboleth fails.
Set 'reply_to' in all emails and fix target language in some

Also fixed the locale used to send webconf invites to use the receiver's
language.
Update whenever to 0.8.2
Fix wrong flash messages in profile views, fixes #660
Can't use an invalid email in "Reply-To" header

Some mail services will fail to deliver the emails if the Reply-To header
is set to "reply-to" since it is not a valid email.
This was true for Amazon's SES.
Merge branch 'master' into recordings