Revert "Fixed debchange tool's removal of timestamp and wrong sort order in changelog"
Revert "Fixed debchange tool's removal of timestamp and wrong sort order in changelog"

Reverting commit based on comment by @rsafonseca:
https://github.com/apache/cloudstack/pull/291#issuecomment-105253780

This reverts commit 68d18c234955e4aeac758d30bf834fd3f4deec9d.

GabrielBrascher/cloudstack,jcshen007/cloudstack,GabrielBrascher/cloudstack,wido/cloudstack,jcshen007/cloudstack,wido/cloudstack,GabrielBrascher/cloudstack,GabrielBrascher/cloudstack,resmo/cloudstack,jcshen007/cloudstack,DaanHoogland/cloudstack,resmo/cloudstack,DaanHoogland/cloudstack,wido/cloudstack,jcshen007/cloudstack,DaanHoogland/cloudstack,wido/cloudstack,DaanHoogland/cloudstack,wido/cloudstack,jcshen007/cloudstack,DaanHoogland/cloudstack,wido/cloudstack,resmo/cloudstack,GabrielBrascher/cloudstack,resmo/cloudstack,GabrielBrascher/cloudstack,resmo/cloudstack,DaanHoogland/cloudstack,DaanHoogland/cloudstack,resmo/cloudstack,resmo/cloudstack,jcshen007/cloudstack,jcshen007/cloudstack,wido/cloudstack,GabrielBrascher/cloudstack