Async CacheControl changelog

v0.3.5

Fix usage of custom cache backend
Fix parsing directives with extra whitespaces, thanks @dfuhry

v0.3.4

Do not fail if max-age is not a number

v0.3.3

Set default request timeout if nothing is given, fix issue #18

v0.3.2

Update config files to make lib available for Python3.9.
Remove v0.3.1.
No functional changes.

v0.3.1

Fix clear cache.

v0.3.0

Revamp cache, add possibility to use any cache backend.

v0.2.1

Sync cache wait timeout with request timeout.

v0.2.0

Initial beta-release.