[UI] Vlan ID field doesn't appear when select vlan tagging for public network

{

    "build_id": "2014-11-27_23-41-13",
    "ostf_sha": "64cb59c681658a7a55cc2c09d079072a41beb346",
    "build_number": "45",
    "auth_required": true,
    "api": "1.0",
    "nailgun_sha": "500e36d08a45dbb389bf2bd97673d9bff48ee84d",
    "production": "docker",
    "fuelmain_sha": "51e66db7750e9c856ba128f35cfb6724895bf479",
    "astute_sha": "ef8aa0fd0e3ce20709612906f1f0551b5682a6ce",
    "feature_groups": [
        "mirantis"
    ],
    "release": "5.1.1",
    "release_versions": {
        "2014.1.3-5.1.1": {
            "VERSION": {
                "build_id": "2014-11-27_23-41-13",
                "ostf_sha": "64cb59c681658a7a55cc2c09d079072a41beb346",
                "build_number": "45",
                "api": "1.0",
                "nailgun_sha": "500e36d08a45dbb389bf2bd97673d9bff48ee84d",
                "production": "docker",
                "fuelmain_sha": "51e66db7750e9c856ba128f35cfb6724895bf479",
                "astute_sha": "ef8aa0fd0e3ce20709612906f1f0551b5682a6ce",
                "feature_groups": [
                    "mirantis"
                ],
                "release": "5.1.1",
                "fuellib_sha": "15a387462f7be50c4f87ad986d0c81535025c125"
            }
        }
    },
    "fuellib_sha": "15a387462f7be50c4f87ad986d0c81535025c125"

}

Steps:
1. Create any cluster with nova network
2. Open networks tab
3. Add new ip ranges in public network section
3. Click 'Use vlan tagging' checkbox in public networks section

Expected - field to enter vlan id appears
Actual - get message 'Invalid vlan id' and no field appears (scrren is attached)