Compiler warnings

[VorpalBlade]

Building on Ubuntu 16.04 with stock compiler flags. GCC version 5.4.0.

$ ninja
[5/7] Building C object CMakeFiles/module.dir/Lib/modules.c.o
../Lib/modules.c: In function ‘modules_ctx_loop_events’:
../Lib/modules.c:78:25: warning: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Wunused-result]
                         read(p->fd, (void **)&msg.pubsub_msg, sizeof(pubsub_msg_t *));
                         ^
[5/7] Building C object CMakeFiles/module.dir/Lib/module.c.o
../Lib/module.c: In function ‘tell_if’:
../Lib/module.c:403:9: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
         write(mod->pubsub_fd[1], &mm, sizeof(pubsub_msg_t *));
         ^
[7/7] Creating library symlink libmodule.so.3 libmodule.so

[FedeDP]

Thanks for opening the issue! Will fix asap!