v3.6.1

Features

• ip: Check the mac address format in link.set (Jianhui Zhao)
• add a new module channel similar to Golang's channel (Jianhui Zhao)
• set so version for libeco.so (Jianhui Zhao)
• bump version 3.6.0 (Jianhui Zhao)

Bug Fixes

• call uloop_done after ubus_connect_ctx (Jianhui Zhao)
• Fix link libraries in CMakeLists (Jianhui Zhao)