[fedora-dockerfiles] version bump on docker to get rid of rhbz#1173324 and #1173325

[Aditya Patawari]

commit 1312b69cb54ed639e768c24a4c277ea05c80ab81
Author: Aditya Patawari <adimania at fedoraproject.org>
Date:   Fri Dec 12 15:12:19 2014 +0530

    version bump on docker to get rid of rhbz#1173324 and #1173325

 fedora-dockerfiles.spec |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/fedora-dockerfiles.spec b/fedora-dockerfiles.spec
index 5f7f791..62d3e30 100644
--- a/fedora-dockerfiles.spec
+++ b/fedora-dockerfiles.spec
@@ -10,7 +10,7 @@ License:        GPLv2
 URL:            https://github.com/fedora-cloud/Fedora-Dockerfiles.git
 Source0:        https://github.com/fedora-cloud/Fedora-Dockerfiles/archive/%{commit}/Fedora-Dockerfiles-%{shortcommit}.tar.gz
 ExclusiveArch:  x86_64
-Requires:       docker-io
+Requires:       docker-io >= 1.4.0
 
 %description
 This package provides a community contributed set of examples that can