Updated copyright notices to include the year 2018.
Updated copyright notices to include the year 2017.
global: Added missing copyright notices.
Marked functions parameters that are allowed to be NULL. Some APIs were also changed. The non-obvious APIs where NULL parameter was changed to "" are master_service_init() and auth_master_user_list_init(). These checks can currently be enabled only on a patched clang: http://llvm.org/bugs/show_bug.cgi?id=6786
Renamed headers to prevent collision if they were flattened on an install. --HG-- branch : HEAD