* `nix-env --set': support --dry-run.
* `nix-env --set': support --dry-run.


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