Merge pull request #1947 from dlandon/add_nfs_share_rules_help

Add Share NFS security Rules help.

emhttp/languages/en_US/helptext.txt

@@ -744,6 +744,15 @@ Select the desired share name and press **Read** to copy the NFS security settin
 Select the desired destinations and press **Write** to copy the NFS security settings to the selected shares.
 :end
 
+:nfs_security_rules_help:
+Put the rule for each IP address on a separate line and terminate the Rule with a new line.
+You cannot enter a Rule in the format IP1,IP2(...).  Unraid does not format the exports file in that format.
+
+The default rules for every NFS Rule are - async and no_subtree_check.
+
+**Note:** The Public Rule used is '*(rw,sec=sys,insecure,anongid=100,anonuid=99,no_root_squash)'.
+:end
+
 :user_add_username_help:
 Usernames may be up to 40 characters long and must start with a **lower case letter** or an underscore,
 followed by **lower case letters**, digits, underscores, or dashes. They can end with a dollar sign.

emhttp/plugins/dynamix/SecurityNFS.page

@@ -82,6 +82,8 @@ _(Security)_:
 _(Rule)_:
 : <textarea name="shareHostListNFS" cols="40" rows="5" style="width:45%" placeholder="Example: *(rw,sec=sys,insecure,anongid=100,anonuid=99,no_root_squash,lock)"><?= htmlspecialchars($sec_nfs[$name]['hostList']) ?></textarea>
 
+:nfs_security_rules_help:
+
 &nbsp;
 : <input type="submit" name="changeShareAccessNFS" value="_(Apply)_" disabled><input type="button" value="_(Done)_" onclick="done()">
 </form>