Version 3.0.5

Rename HandlerManager to PluginManager.

Version 3.0.4

Fixed MethodManager.

Version 3.0.3

Move requestHeaders & responseHeaders to Context.
Fix WeiXin Client.

Version 3.0.2

Improve the code hint.

Version 3.0.1

Fixed a bug.

Version 3.0.0

Added JSONRPC support.
Added Circuit Breaker plugin.
Added Cluster plugin.
Added Limiter plugin.
Added Load Balance plugin.
Added Log plugin.
Added Oneway call plugin.
Added Push plugin.
Added Reverse RPC plugin.