rename Clear Job to Clear Cache

Author: ib-steffen

src/dashboard-client/src/components/job/JobDetail.vue

@@ -74,7 +74,7 @@
                                     <md-tooltip md-direction="bottom">Restart Job</md-tooltip>
                                 </md-button>
                                 <md-button class="md-raised md-primary md-dense" v-on:click="job.clearCache()">
-                                    <md-icon>delete_sweep</md-icon><span class="m-l-xs">Clear Job</span>
+                                    <md-icon>delete_sweep</md-icon><span class="m-l-xs">Clear Cache</span>
                                     <md-tooltip md-direction="bottom">Clear Job</md-tooltip>
                                 </md-button>
                                 <md-button class="md-raised md-primary md-dense" v-on:click="openDialog('cli_dialog')">