avoidwork/turtle.io — pull request #130 by avoidwork (2013-07-28 00:16:59+00:00)
Title: Major refactoring, API change

- Implementing an LRU cache for Etag validation
- Created `this.etag()` for standard Etag generation
- Fixed `this.write()` Etag response
- Created `this.register()` & `this.unregister()` for simple cache management
- Created `this.stale()` to handle stale cached items
- Fixing `this.proxy()` to respect `Cache-Control` & `Expires` headers
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