Accept a prefix to getBranches
Accept a prefix to getBranches

This way we can get local or remote branches

shiftkey/desktop,desktop/desktop,j-f1/forked-desktop,artivilla/desktop,j-f1/forked-desktop,hjobrien/desktop,BugTesterTest/desktops,artivilla/desktop,desktop/desktop,say25/desktop,hjobrien/desktop,kactus-io/kactus,say25/desktop,hjobrien/desktop,shiftkey/desktop,j-f1/forked-desktop,gengjiawen/desktop,shiftkey/desktop,gengjiawen/desktop,say25/desktop,BugTesterTest/desktops,desktop/desktop,desktop/desktop,j-f1/forked-desktop,kactus-io/kactus,kactus-io/kactus,gengjiawen/desktop,gengjiawen/desktop,BugTesterTest/desktops,say25/desktop,artivilla/desktop,BugTesterTest/desktops,artivilla/desktop,kactus-io/kactus,hjobrien/desktop,shiftkey/desktop