Fix method signatures that did not exactly match abstract parents
Update start test

Upgrades to new PHPUnit and adds benchmarking; also completed
to_object() test
Add memory testing

Can test memory usage before and after some code; also included example
code in documentation
Add memory tests
Fix all storage tests
Fix all basic tests
Fix all web tests
Switch to phpunit.xml and add new sandboxed test items
Switch autoload mechanism and add verbosity to error handling
Add new routing mechanism

Drastically simplify the Service execute() method by adding  Route and
Client classes; this ended up being a massive change to all major
classes (basically all those in the root directory). Tests included.
Update demo
Add timing and some style changes