added leg static function; organized http and sesssion code into components
fixed some bugs with session handling and inheritance
fixed classname
check if session var is available in phpsession
removed token_secret from tests
updated yahoo key/secret for testing
suppress explode warnings
attempt to fix unit test
fixed assert
fixed php53 compatability for this in closure
Merge pull request #8 from sudocode/legs-and-components

Legs and components