net: add is_unspecified() to the generic IP address too
iocp: fix timers to use auto event set() instead of pulse()
stlx: add heap operations
stlx: add priority_queue
tr2: rewrite timers to eliminate wait_for_multiple_objects limitation
net: iocp_service moved to separate namespace
net: io_service::work implementation
rtl: fix ehvec helpers for VC14
fix std::list move-only item construction