tagging version 1.4.2

git-svn-id: https://plugins.svn.wordpress.org/wp-twitter-feeds/trunk@953761 b8457f37-d9ea-0310-8a92-e5e31aec5664
adding slider.php file

git-svn-id: https://plugins.svn.wordpress.org/wp-twitter-feeds/trunk@953764 b8457f37-d9ea-0310-8a92-e5e31aec5664
adding slider.php

git-svn-id: https://plugins.svn.wordpress.org/wp-twitter-feeds/trunk@953791 b8457f37-d9ea-0310-8a92-e5e31aec5664
Adding slider.js

git-svn-id: https://plugins.svn.wordpress.org/wp-twitter-feeds/trunk@953802 b8457f37-d9ea-0310-8a92-e5e31aec5664