Add must-revalidate flag to Cache-Control

slimphp / Slim-HttpCache

Slim Framework HTTP cache middleware and service provider

MIT License

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Closed dhoffend closed 9 years ago

dhoffend commented 9 years ago

This pull requests adds the following abilities

add must-revalidate flag to Cache-Control header
allow maxAge to be 0 (otherwise it would be ignored)
add tests for must-revalidate
fix composer.json to reflect the new branches, otherwise composer install would currently fail