Immanuel/btpd: A clone of btpd with my configuration changes. - btpd

A clone of btpd with my configuration changes.

Historia

Richard Nyberg 4539bc6fae Run timeouts that will expire in less than one millisecond. The timeouts for poll and epoll are given in milliseconds, which caused busy looping in the event loop for timeouts with less time remaining.		16 lat temu
..
epoll.c	Rename timer* to evtimer*.	16 lat temu
evloop.h	Make the timer code work on MacOS as well.	16 lat temu
kqueue.c	Rename timer* to evtimer*.	16 lat temu
poll.c	Rename timer* to evtimer*.	16 lat temu
timeheap.c	Add evloop, btpd's new event loop. This will replace libevent.	16 lat temu
timeheap.h	Add evloop, btpd's new event loop. This will replace libevent.	16 lat temu
timer.c	Run timeouts that will expire in less than one millisecond.	16 lat temu