Update license date on all files. No functional changes.
Print outstanding requests when giving a state dump using T or SIGUSR1.
Include __BEGIN_DECLS and __END_DECLS (i.e., extern "C" blocks) to play
well with C++.
Don't do fflush after every debug printf --- its performance impact is
Update licenses to 2017.
Add stack backtrace on assertion failures.
Include required header files in some others (just for convenience).
Update license. No code changes.
Include copyright in all files. There are scripts to do bulk
replacement of the copyright if desired.
Redo spacing changes (but in a very limited way). At this point tabs
(hard, soft, and shiftwidth) are four characters.
Clean up a couple of the errors kicked out by -Weverything.
Remove most of the vestiges of the old libep, such as EP_NULL, EP_STREAM,
EpStStderr, ep_st_printf, and so forth.