Separate cmake debug and release obj

replace example/partition_echo_c++/server.cpp with that in dynamic_pa…

Improve cmake: make unit tests link against the brpc shared library ...

Revert to obj lib for some tests that rely on differtly built non-test objects. Make ctest work right.

Fix make issue in mac

fix wrong pointer in processing http response after h2goaway

separate cmake-compilation into different travis task

Fix backup req using h2

transmit discovery metadata into tag field of ServerNode

Fix typo