Add README files for *BSD, FreeBSD, GNU Build System and OS X.
Update ChangeLog, NEWS and README.
Use USE_CORESERVICES as an Automake conditional to enable -framework linked flag on OS X.
Update man page to reflect support for *BSD systems.
Map platform-specific event flags to generic event flags.
Initiliaze array from function because of problems with initializer lists with FreeBSD 10 C++ stack.
Update ax_cflags_warn_all.m4 and add ax_require_defined.m4.
Remove GNU Build System auto-generated files from GitHub.
Add autogen.sh script.
Use strict C++11 conformance mode for the compiler.
Remove legacy unused field from kqueue_watcher.
Update ChangeLog.
-t/--time-format is now -f/--format-time.
Update record formatting logic, move it to fsw.cpp and make it generic.
Add missing type (AC_TYPE_UINT32_T), headers (sys/time.h), and function (modf) checks to configure.ac.
Fix typo in usage().
Use nullptr when possible.
Remove redundant debug message.
Add method and argument const-ness when possible.
Add missing --timestamp long option.