separate checks into their own methods
add ability to remove checks
add config check
add option to prepend checks
fix config names
change the composer config to instantiate a composerchecks class
add a composer specific suffix
no need
abstract dir checks to a single method
typo in message
add cache step
check db path
check extensions
fix order
Merge pull request #1685 from rossriley/composer-install-imporovements

Composer install verification