typo
Fix Fluent(CaseInsensitiveStrings)Map.add javadoc, close #581
Optimize Fluent(CaseInsensitive)StringsMap for single value, close #580
Update README.md
minor clean up
Upgrade Netty 4.0.21
Port missing #540 on master
Remove useless calls to Request.getUrl, close #582
Fix build
Lazy init Request cookies list, add set(Collection) method, close #584
Merge pull request #577 from salilsurendran/master

Pick up default config values from asynchttpclient.properties file
Revert "Pick up default config values from asynchttpclient.properties file"
PR didn't compile...
Merge pull request #585 from AsyncHttpClient/revert-577-master

Revert "Pick up default config values from asynchttpclient.properties fi...
Fix build after revert
Move registry stuff to extra module
Move to proper per extras packages
Minor clean up
Drop Proxy.getURI, close #586
Port on master new Request API, close #588