improved rating script

Reduced the number of requests made towards reddit. Added support for
increasing the number of tags searched for without the need to copy +
paste more lines of code.
Rating page template
defined variable before usage in time_ago
rename rating.php to index.php
removed php 5.4 dependant function->array
removed php 5.4 dependant function->array
strtolower error with submission tag
moved user_rating.phtml into the rating script
deleted user_rating.phtml
removed previous page
class based restructure
basic readme with license
reddit class (login, comment) + new bot
sleep for 10 mins
note re: timeout
removed me from license boilerplate
Single file version
exit with error if invalid login information
not->bot in readme
Merge pull request #3 from citricsquid/single-file

Single file