Another SIGCHLD fix.

Fix SIGCHLD handling.

ignore SIGCHLD

removed garbage files

[corrected with latest pull] gracemulti: handle SIGCHLD for abruptly …

…killed child

Merge pull request bookingcom#3 from justpresident/eventproxy-master

Support http over unix sockets

Merge pull request bookingcom#2 from bookingcom/check-child-process

Grace: method added to check if spawned child process exists

Gracemulti: new package to support tcp+udp servers within single app