Fix #35 - Safari hangs randomly on page refresh
Fixed windows compatibility
…tent length, type or such if no content is sent
Fix response headers
Populate cacheTimestamps and cacheHashes
Handle missing User-Agent
Added keywords for easier discoverability.
…no args) would just use whatever that was previously init - make cacheHashes and cacheTimestamps local to the module so that they are properly populated and accessible
Fixes #17. Repro: curl -H 'User-Agent:' $URL to something serving an asset.
Support for external files hosted on HTTPS