Slight cleanup and adjusted sms text on tweet.
Fixed issue with long sms message > 160 characters not sending. Now SMS.send() auto truncates. Also, fixed caching issue with /twitter/post and /uptime/post. Now the cache decorator strips post from memcached keys.
Updated robots, and mjallday fixes.
Merge pull request #14 from nodesocket/master

Fix memcached issues, and SMS message length > 160