https://bugzilla.redhat.com/show_bug.cgi?id=1169781 Improving depaging process

Browser is not working over paged messages, and the depage process may be lazier than expected.
Merge pull request #1967 from clebertsuconic/2.3.x

https://bugzilla.redhat.com/show_bug.cgi?id=1169781 Improving depaging process