Clicking and dragging the message bar on blip brings up the "create message" modal

[cheddar]

This was surprising.

[jebeck]

Yeah, this is the same thing as what prevented being able to use click instead of dblclick on smbgs in two-week view. It's an annoyance with how D3 handles low-level mouse events.

In this place, however, it's easier to fix @brandonarbiter @HowardLook object if P2 sounds wrong.