Adding acl package to all docker images

test/utils/docker/centos6/Dockerfile

@@ -2,6 +2,7 @@
 FROM centos:centos6
 RUN yum -y update; yum clean all; 
 RUN yum -y install \
+    acl \
     epel-release \
     file \
     gcc \

test/utils/docker/centos7/Dockerfile

@@ -10,6 +10,7 @@ rm -f /lib/systemd/system/sockets.target.wants/*initctl*; \
 rm -f /lib/systemd/system/basic.target.wants/*; \
 rm -f /lib/systemd/system/anaconda.target.wants/*;
 RUN yum -y install \
+    acl \
     dbus-python \
     epel-release \
     file \

test/utils/docker/fedora-rawhide/Dockerfile

@@ -10,6 +10,7 @@ rm -f /lib/systemd/system/sockets.target.wants/*initctl*; \
 rm -f /lib/systemd/system/basic.target.wants/*; \
 rm -f /lib/systemd/system/anaconda.target.wants/*;
 RUN dnf -y install \
+    acl \
     dbus-python \
     file \
     findutils \

test/utils/docker/fedora23/Dockerfile

@@ -10,6 +10,7 @@ rm -f /lib/systemd/system/sockets.target.wants/*initctl*; \
 rm -f /lib/systemd/system/basic.target.wants/*; \
 rm -f /lib/systemd/system/anaconda.target.wants/*;
 RUN dnf -y install \
+    acl \
     dbus-python \
     file \
     findutils \

test/utils/docker/ubuntu1204/Dockerfile

@@ -1,6 +1,7 @@
 FROM ubuntu:precise
 RUN apt-get clean; apt-get update -y;
 RUN apt-get install -y \
+    acl \
     debianutils \
     gawk \
     git \

test/utils/docker/ubuntu1404/Dockerfile

@@ -1,6 +1,7 @@
 FROM ubuntu:trusty
 RUN apt-get clean; apt-get update -y;
 RUN apt-get install -y \
+    acl \
     debianutils \
     gawk \
     git \