message: implemented sql server delete
diff: @@ -101,7 +101,22 @@ class ActualSQLServerDataProvider<T extends Entity<any>> implements DataProvider
  }
  delete(id: any): Promise<void> {
  - throw new Error("Method not implemented.");
  + if (!this.entity)
  + this.entity = this.entityFactory();
  +
  +
  + let r = new sql.Request(this.sql);
  + let f = new FilterConsumerBridgeToSqlRequest(r);
  + this.entity.__idColumn.isEqualTo(id).__applyToConsumer(f);
  + let statement = 'delete ' + this.entity.__getDbName() ;
  + let added = false;
  +
  + statement += f.where;
  + console.log(statement);
  + return r.query(statement).then(() => {
  + return this.find({ where: this.entity.__idColumn.isEqualTo(id) }).then(y => y[0]);
  + });
  +
  }
  insert(data: any): Promise<any> {
  if (!this.entity)
  