changed file_get_contents to proper cURL call
changed cronjob to exec grab.php instead of using file_get_contents
use twitter 'send' method instead of post
Revert "use twitter 'send' method instead of post"

This reverts commit 53ac039cb61b12823b2149c32556a1c5ce02b304.

Updated to new twitter library
add "tweet" code
Merge branch 'master' of https://github.com/SpikedCola/TrafficNotify

Conflicts:
	cronjob.php