ui: display only current commits in bar graphs
ui: display only current commits in bar graphs

The usecase is when you have multiples branches and select only one
branch, you want do choose between commits from that branch only
(commits from others branches have no value to display).

spacetelescope/asv,qwhelan/asv,spacetelescope/asv,qwhelan/asv,pv/asv,airspeed-velocity/asv,qwhelan/asv,spacetelescope/asv,qwhelan/asv,airspeed-velocity/asv,airspeed-velocity/asv,spacetelescope/asv,pv/asv,pv/asv,pv/asv,airspeed-velocity/asv