[releng] find_unblocked_orphans: Use a FIFO

[Till Maas]

commit 0f4c375ae37305f3a9b9153553fa02d985cd1895
Author: Till Maas <opensource at till.name>
Date:   Tue Feb 10 15:20:39 2015 +0100

    find_unblocked_orphans: Use a FIFO

 scripts/find_unblocked_orphans.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/scripts/find_unblocked_orphans.py b/scripts/find_unblocked_orphans.py
index 9452f49..94cd4a8 100755
--- a/scripts/find_unblocked_orphans.py
+++ b/scripts/find_unblocked_orphans.py
@@ -460,7 +460,7 @@ class DepChecker(object):
             while True:
                 sys.stderr.write("to_check ({}): {}\n".format(len(to_check),
                                                               repr(to_check)))
-                check_next = to_check.pop()
+                check_next = to_check.pop(0)
                 seen.append(check_next)
                 dependent_packages = self.find_dependent_packages(check_next,
                                                                   ignore)