Merge pull request #7 from tcpcloud/multipath

Fix the multipath condition

linux/storage/init.sls

@@ -1,5 +1,5 @@
 {%- from "linux/map.jinja" import storage with context %}
-{%- if storage.mount|length > 0 or storage.swap|length > 0 or storage.multipath %}
+{%- if storage.mount|length > 0 or storage.swap|length > 0 or storage.multipath.enabled %}
 include:
 {%- if storage.mount|length > 0 %}
 - linux.storage.mount