Sets responseMsToLive to zero in some dataService methods and adds ability to reset the responseMsToLive value in subclasses.

src/app/core/tasks/pool-task-data.service.ts

@@ -27,7 +27,7 @@ export class PoolTaskDataService extends TasksService<PoolTask> {
    */
   protected linkPath = 'pooltasks';
 
-  protected resetMsToLive = true;
+  protected resetMsToLive = 0;
 
   /**
    * Initialize instance variables