Initial add of new plugin combining two plugins.  One showed created snapshots and another showed removed.  This one shows all snapshot activity sorted by VM name then task creation time.
Merge pull request #279 from haripetrov/master

Added VM filter
Merge pull request #266 from monahancj/master

Consolidated two plugins- "65 Snapshots Created" and "63 Snapshots Removed" into "67 Snapshot Activity"