Add ability to specify end time to event API
Add ability to specify end time to event API

luckypoem/ganglia-web,ganglia/ganglia-web,akkakks/ganglia-web,torkelsson/ganglia-web,torkelsson/ganglia-web,akkakks/ganglia-web,torkelsson/ganglia-web,luckypoem/ganglia-web,torkelsson/ganglia-web,ganglia/ganglia-web,torkelsson/ganglia-web,akkakks/ganglia-web,luckypoem/ganglia-web,luckypoem/ganglia-web,ganglia/ganglia-web,luckypoem/ganglia-web,ganglia/ganglia-web,akkakks/ganglia-web,akkakks/ganglia-web,ganglia/ganglia-web