update: Set complete linkage, create new windows
update: Set complete linkage, create new windows

* Set complete linkage, looks like a quite good heuristics for our
  purposes.

* Create new windows and move tabs into them. Not far off our final goal.

Signed-off-by: mr.Shu <8e7be411ad89ade93d144531f3925d0bb4011004@shu.io>

mrshu/chrome-clusterizer,mrshu/chrome-clusterizer