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

This reverts commit 0ecfb063d2b651efeb16574d4cc067561510aaa1.

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