New MINOR release 01.01.00 Changes since 01.00.00: This is mostly a bug fix release. - fixed copying / assigning default-constructed future_queues - implement proper shutdown procedure for internal threads of async continuations and when_all() - fixed running wait_any() on continued queues which already contain data - add push_overwrite_exception() function - make sure the exception is set to nullptr if writing a normal value - make push_overwrite() work in multi-producer environments - fixed when_any() in combination with continuations - disable some versions of push/pop for non-copyable types, to prevent compiler failures - added front() function which is non-const and returns a non-const reference to the front element - allow continuations to swap buffers with the queue - fixed continuations with void data types - fixed a memory leak - added missing inline keywords to the non-template header-only implementations - fixed install location of header files - fixed/completed tests - improved documentation