Add new Juno LanDB properties

using_openstack/properties.md

@@ -30,6 +30,8 @@ $ openstack server set --property landb-description="document server" timdoc143
 |landb-description|Sets the LanDB description field to the value provided. By default, this string is empty.|
 |landb-mainuser|A User name or e-group name. The primary user of the virtual machine. The syntax for the field is the CERN user name (such as timbell) and not the e-mail address. e-groups are specified by giving the name of the group (i.e. the mailing list address without @cern.ch).|
 |landb-responsible|A User name or e-group name. The person responsible for the virtual machine. The syntax is as for mainuser.|
+|landb-os|The operating system to be stored in LanDB. This is a free format field.|
+|landb-osversion|The operating system version to be stored in LanDB. This is a free format field.|
 |landb-alias|Comma separated list of alias names. The list of DNS aliases that are to be added to the host.<p>**Note:** The previous alias list is overwritten by this command. Thus, if you wish to append a new alias, it is necessary to get the value using nova show and then add the new alias.|
 |landb-ipv6ready|A Boolean (true false). Set to true if the applications running on the VM can support IPv6. This is false by default while testing of applications continues. For details of how to configure your VM with IPv6, see [Enabling IPv6 ](http://clouddocs.web.cern.ch/clouddocs/networking/ipv6.html).|
 
@@ -39,4 +41,4 @@ If a value needs to be cleared, this can be done using the ````openstack server
 
 ```
 $ openstack server unset --property landb-description timdoc144
-```
+```
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