Add save / upload controls to configuration toolbar

lib/www/client/source/src/views/ProjectSettings.vue

@@ -33,6 +33,11 @@
           <v-toolbar-title>
             Survey configuration
           </v-toolbar-title>
+          <v-spacer/>
+          <template v-if="dirty">
+            <v-icon left color="primary" @click="saveToFile" title="Save changes to file">mdi-content-save-outline</v-icon>
+            <v-icon color="primary" @click="upload" title="Upload changes to server">mdi-cloud-upload</v-icon>
+          </template>
         </v-toolbar>
 
         <v-switch