Add LoggerInterface Proposal
Merge pull request #60 from Seldaek/logger-interface

LoggerInterface
Moving PSR3 from proposed to accepted
Fix link and title of link to package on packagist
Merge pull request #74 from ChristianRiesen/master

Fix title and link to psr/log package on packagist in PSR-3
Proposal for cache interfaces
Added customizable serialization function to CacheProxyInterface
Added some feedback from ML
Updates as per talks from IRC
Updates as per talks from IRC
Updates as per talks from IRC
Removed some advanced features from ItemInterface
Small update
Some updates to wording, clarifications
Updated to latest cache proposal