Upgrade Twitter4j from 2.x to 3.0.3

Since the Twitter API upgrade to v1.1, Twitter4j dependency needs to be
updated to 3.x .

http://blog.twitter4j.org/2013/06/12/33

http://twitter4j.org/en/versions.html#migration22x-30x

Upgraded Twitter4j from 2.x to 3.0.3. Upgraded dependency and removed
deprecated methods.