Add test to find the best std::sort threshold for the parallel sorter
Document test_parallel_sort_threshold.cpp
Catch system_error exceptions when calling boost::asio::ip::host_name() in sysinfo
Add missing include to sysinfo.h
Add test_job_overhead
Refactor ut-parallel_sort, change std::sort threshold to the default, add general2 test (#24)
Add header guard to unittest.h
Fix type warning in ut-packed_array
Fix type warning in ut-stream
Fix Win32 compile
Get rid of macros in ut-stream
Add cache_hint access_normal to open() in stack.h
Read block size from an environment variable to better fasilitate testing
Move access_type to access_type.h and rename the constants

This also fixes a build error in stack.h
In file/stream base/crtp hierarchy, make private/protected what should be private/protected
Make a bunch of file_base_crtp attributes protected (previously public)
Share an implementation of read array and write array
Fix bug in file::stream::write array
check_size should always be 64-bit
Add two header files to CMakeLists.txt that were missing