* Ugh, printHash() was very inefficient because it used   ostringstreams.  Around 11% of execution time was spent here (now   it's 0.5%).
* Ugh, printHash() was very inefficient because it used
  ostringstreams.  Around 11% of execution time was spent here (now
  it's 0.5%).


wmertens/nix,gebner/nix,aucampia/nix,peti/nix,bennofs/nix,gebner/nix,vizanto/nix,bjornfor/nix,edolstra/nix,pikajude/nix,edolstra/nix,nbp/nix,gridaphobe/nix,tchajed/nix,dtzWill/nix,rowhit/nix,dezgeg/nix,jcumming/nix,jcumming/nix,tchajed/nix,vcunat/nix,aucampia/nix,puffnfresh/nix,layus/nix,bennofs/nix,bennofs/nix,gridaphobe/nix,dtzWill/nix,shlevy/nix,layus/nix,NixOS/nix,acowley/nix,dezgeg/nix,puffnfresh/nix,puffnfresh/nix,zimbatm/nix,tchajed/nix,garbas/nix,dezgeg/nix,gridaphobe/nix,ehmry/nix,offlinehacker/nix,offlinehacker/nix,vizanto/nix,layus/nix,peti/nix,rycee/nix,rowhit/nix,gridaphobe/nix,acowley/nix,wmertens/nix,zimbatm/nix,ttuegel/nix,dezgeg/nix,ttuegel/nix,dtzWill/nix,ehmry/nix,layus/nix,ehmry/nix,ehmry/nix,gebner/nix,NixOS/nix,vcunat/nix,edolstra/nix,ehmry/nix,aucampia/nix,acowley/nix,rycee/nix,acowley/nix,layus/nix,rycee/nix,bjornfor/nix,garbas/nix,aucampia/nix,garbas/nix,shlevy/nix,peti/nix,ttuegel/nix,rowhit/nix,puffnfresh/nix,dezgeg/nix,dtzWill/nix,NixOS/nix,shlevy/nix,bjornfor/nix,shlevy/nix,vcunat/nix,joelmo/nix,wmertens/nix,joelmo/nix,jcumming/nix,offlinehacker/nix,vizanto/nix,ysangkok/nix,zimbatm/nix,garbas/nix,pikajude/nix,nbp/nix,tchajed/nix,garbas/nix,bennofs/nix,edolstra/nix,ysangkok/nix,jcumming/nix,zimbatm/nix,vcunat/nix,gebner/nix,shlevy/nix,joelmo/nix,rowhit/nix,NixOS/nix,vizanto/nix,pikajude/nix,peti/nix,rycee/nix,ehmry/nix,peti/nix,offlinehacker/nix,rycee/nix,ysangkok/nix,wmertens/nix,NixOS/nix,nbp/nix,dtzWill/nix,edolstra/nix,bjornfor/nix,joelmo/nix,nbp/nix,ttuegel/nix