Group similar messages together

[kdzwinel]

http://tympanus.net/Development/WobblySlideshowEffect/ - prevent "change avalanches"

[paulirish]

I'd probably group them by target first, then type, then details.

(and would do that order in the table, too, actually)

[kdzwinel]

I implemented simple version for now (if event type and target match then details are grouped):

But I can definitely do something more robust latter on.