remount-usr: Add README

2017-11-27 14:21:36 +01:00 · 2017-11-27 14:21:36 +01:00 · 98029388d9
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+# remount-usr
+
+This is a role for mount /usr partition in rw and remount it with a handler.
+Usefull when you use ro option in your /etc/fstab for /usr partition.
+
+## Usage
+
+Include this role in task before write on /usr partition (eg. copy a file) :
+
+~~~
+- include_role:
+    name: remount-usr
+~~~