Fixing compilation with -Wconversion on 64-bit systems.
Adding an 32-bit overload for add_bytes() of command line parser.
More type conversion corrections with older gcc compilers.
Fixing conversion warnings on 32-bit systems.
Reformat: force constructor initializer colon onto next line.
Reformatting stream.h with code style.
Removing struct default_completion_handler, using a NULL pointer in default complete handler instead, since otherwise a default_completion_handler objects is cloned for _each_io_request_! Using a NULL pointer avoids superfluous new/delete work on the heap.
Fixing problems with completion handler and conversion on older compilers.
Fixing template instantiation error in older compilers. NULL needs cstdlib
Enlarging data type in test2 to int64_t.
Removing unused variable in monotonic_pq.