Save pad title when creating it

This will allow us to use the pad title in the url of the pad instead of
the id, but still be able to identify it with the id.

src/app/components/home/home.component.ts

@@ -43,8 +43,10 @@ export class HomeComponent implements OnInit, OnDestroy {
   }
 
   launchPad() {
-    this.swellService.getObject(this.padid.value)
+    let name = this.padid.value;
+    this.swellService.getObject(name)
     .then( object => {
+      this.swellService.setObjectName(object.id, name)
       this.router.navigate(['/pad', object.id]);
     })
     .catch( err => {

src/app/services/swell.service.ts

@@ -131,6 +131,14 @@ export class SwellService  {
     });
   }
 
+  setObjectName(objectId, name) {
+    this.api.setObjectName(
+      {
+        id: objectId,
+        name: name
+      })
+  }
+
 
   /**
    * Propagate session info