Fetch combination of tweets from user and query

For example, tweets from and to a specific user, or tweets from specific users and a certain hashtag.
e.g.
```javascript
          username: "seaofclouds",
          query: "@seaofclouds",
````
OR
```javascript
          username: ["seaofclouds", "hamidnazari"],
          query: "#fifaworldcup2010",
````