Use hashFile instead of nix-hash

Dependencies

• [2] PMNWRTGJ Add multiple output support
• [3] EDRUQ4UK Die TABs die
• [4] 3XTHEUMP * Implemented the clone feature.
• [5] INNOEHO6 * Fix getBuildLog for bzip2'd files.
• [6] FM4O2L4M hydra: if evaluator sees cached build, also add the buildproducts
• [*] OOQ2D3KC * Refactoring: move fetchInput out of hydra_scheduler into a separate

Change contents

• replacement in src/lib/Hydra/Helper/AddBuilds.pm at line 804
  [2.5961]→[3.417:418](∅→∅),[3.2216]→[3.417:418](∅→∅),[3.418]→[2.5962:6116](∅→∅),[2.6116]→[3.419:420](∅→∅),[3.2359]→[3.419:420](∅→∅),[3.420]→[2.6117:6277](∅→∅)
  −

  − $sha1 = `nix-hash --flat --type sha1 $path`

  − or die "cannot hash $path: $?";;

  − chomp $sha1;

  −

  − $sha256 = `nix-hash --flat --type sha256 $path`

  − or die "cannot hash $path: $?";;

  − chomp $sha256;
  [2.5961]

  [2.6277]
  + $sha1 = hashFile("sha1", 0, $path);

  + $sha256 = hashFile("sha256", 0, $path);