[FLINK-3028] [runtime-web] Show cancel button for restarting jobs

This closes #1369

flink-runtime-web/web-dashboard/app/partials/jobs/job.jade

@@ -39,7 +39,7 @@ nav.navbar.navbar-default.navbar-fixed-top.navbar-main(ng-if="job")
   .navbar-info.last.first(ng-if="job.duration > -1" title="{{job.duration | humanizeDuration:false}}")
     | {{job.duration | humanizeDuration:true}}
 
-  .navbar-info.last.first(ng-if="job.state=='RUNNING' || job.state=='CREATED'")
+  .navbar-info.last.first(ng-if="job.state=='RUNNING' || job.state=='CREATED' || job.state=='RESTARTING'")
     span.navbar-info-button.btn.btn-default(ng-click="cancelJob($event)")
       | Cancel
 

flink-runtime-web/web-dashboard/web/partials/jobs/job.html

@@ -32,7 +32,7 @@ limitations under the License.
       - 
       {{ job['end-time'] | amDateFormat:'YYYY-MM-DD, H:mm:ss' }}</span></div>
   <div ng-if="job.duration &gt; -1" title="{{job.duration | humanizeDuration:false}}" class="navbar-info last first">{{job.duration | humanizeDuration:true}}</div>
-  <div ng-if="job.state=='RUNNING' || job.state=='CREATED'" class="navbar-info last first"><span ng-click="cancelJob($event)" class="navbar-info-button btn btn-default">Cancel</span></div>
+  <div ng-if="job.state=='RUNNING' || job.state=='CREATED' || job.state=='RESTARTING'" class="navbar-info last first"><span ng-click="cancelJob($event)" class="navbar-info-button btn btn-default">Cancel</span></div>
 </nav>
 <nav ng-if="job" class="navbar navbar-default navbar-fixed-top navbar-main-additional">
   <ul class="nav nav-tabs">

flink-runtime-web/web-dashboard/web/partials/jobs/job.statistics.html

-
-<!--
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-
--->
-<table class="table table-properties">
-  <thead>
-    <tr>
-      <th colspan="2">Some statistics</th>
-    </tr>
-  </thead>
-  <tbody>
-    <tr>
-      <td>Operator</td>
-      <td>1</td>
-    </tr>
-    <tr>
-      <td>Parallelism</td>
-      <td>2</td>
-    </tr>
-    <tr>
-      <td>Subtasks-per-instance</td>
-      <td>3</td>
-    </tr>
-  </tbody>
-</table>
\ No newline at end of file

flink-runtime-web/web-dashboard/web/partials/taskmanager/taskmanager.logfile.html

-
-<!--
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
--->
\ No newline at end of file

flink-runtime-web/web-dashboard/web/partials/taskmanager/taskmanager.stdout.html

-
-<!--
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
--->
\ No newline at end of file