Merge pull request #4 from vinai-drive-by-commits/master

Add composer.json
Fix "Class Mage does not exist" errors.
Make max concurrency configurable via XML, change default from 5 to 6.
Add log_broken_locks feature.
Give shorter session lifetimes to bots and crawlers.
Doh..
Fix fatal errors on fatal errors.. Wat!?
Update bot regex (add monitoring services, load testing services and more).
Fix PHP Notices when a session is invoked from cli.
Fix bug causing false-alarms for zombie waiter detection.
Add session inspector script.
Reduce default "break after" time and make independently configurable for frontend and adminhtml.
Allow full session data to be viewed.
Update magento-composer-installer dependency to "*"