====== Units groups ======
The request is intended to receive the list of units groups.

=== Request example ===
<code php>&svc=get_units_groups&params={
    "id_user": integer
}</code>

=== Parameters ===
^ Parameter   ^ Description   ^
| id_user | Unique Id of user |

=== Additional info ===
svc = get_units_groups - will response with full list of available groups.
Optional parameter id_user - will response with full list of groups available for specified user. 

=== Response ===
== List of groups ==
<code php>[
    {
        "id": 28782, // group Id
        "creator": 24237, // group creator
        "name": "Группа пользователя sdkTest", // group name
        "icon": null, // group icon
        "units": [ 
            66780, // unit Id
            ... 
        ]
    },
    ...
]</code>