Merge pull request #162 from mattmoor/fix-push-all

Fix the runfiles path of the subcommands of push-all.bzl

docker/contrib/push-all.bzl

@@ -82,7 +82,7 @@ def _impl(ctx):
     template = ctx.file._all_tpl,
     substitutions = {
       "%{push_statements}": "\n".join([
-        _get_runfile_path(ctx, command) + "&"
+        "PYTHON_RUNFILES=${RUNFILES} " + _get_runfile_path(ctx, command) + "&"
         for command in scripts
       ]),
     },