Revert "Revert "add zooming and date formatting to admin stats graph""
Revert "Revert "add zooming and date formatting to admin stats graph""

This reverts commit a4e1d89f930bb1ccbeb7a89750cf254f9ec8bdab.

pol-is/polisClientParticipation,pol-is/polisClientParticipation,pol-is/polisClientParticipation,pol-is/polisClientParticipation,pol-is/polisClientParticipation