add branch alpaca2.0
use tengine proc module as heartbeat and zookeeper process
add pipe between zookeeper process and worker, add lua_state
realize lua block module
heartbeat pass, block function pass
block function all pass
add push block info, and tiny the code
add dumpstatus function and tidy the code
delete cJSON
delete some useless code
tidy the code
regular check the process list status
cross platform problem
cross platform problem
cross platform problem
cross platform problem
cross platform problem
cross platform problem
nonblock read pipe
nonblock read test