Support for centos-7 image
diff --git a/centos-7.0/scripts/salt.sh b/centos-7.0/scripts/salt.sh
new file mode 100644
index 0000000..0bbe7f2
--- /dev/null
+++ b/centos-7.0/scripts/salt.sh
@@ -0,0 +1 @@
+yum install -y salt-minion