update moodycamel, add ReaderWriterQueue

(cherry picked from commit 112d70c)

moodycamel/LICENSE.md

@@ -1,16 +1,11 @@
-This license file applies to everything in this repository except that which
-is explicitly annotated as being written by other authors, i.e. the Boost
-queue (included in the benchmarks for comparison), Intel's TBB library (ditto),
-dlib::pipe (ditto),
-the CDSChecker tool (used for verification), the Relacy model checker (ditto),
-and Jeff Preshing's semaphore implementation (used in the blocking queue) which
-has a zlib license (embedded in lightweightsempahore.h).
-
----
+This license applies to all the code in this repository except that written by third
+parties, namely the files in benchmarks/ext, which have their own licenses, and Jeff
+Preshing's semaphore implementation (used in the blocking queues) which has a zlib
+license (embedded in atomicops.h).
 
 Simplified BSD License:
 
-Copyright (c) 2013-2016, Cameron Desrochers.
+Copyright (c) 2013-2021, Cameron Desrochers  
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without modification,
@@ -31,32 +26,3 @@ OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTE
 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
 TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
----
-
-I have also chosen to dual-license under the Boost Software License as an alternative to
-the Simplified BSD license above:
-
-Boost Software License - Version 1.0 - August 17th, 2003
-
-Permission is hereby granted, free of charge, to any person or organization
-obtaining a copy of the software and accompanying documentation covered by
-this license (the "Software") to use, reproduce, display, distribute,
-execute, and transmit the Software, and to prepare derivative works of the
-Software, and to permit third-parties to whom the Software is furnished to
-do so, all subject to the following:
-
-The copyright notices in the Software and this entire statement, including
-the above license grant, this restriction and the following disclaimer,
-must be included in all copies of the Software, in whole or in part, and
-all derivative works of the Software, unless such copies or derivative
-works are solely in the form of machine-executable object code generated by
-a source language processor.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
-SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
-FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
-ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
-DEALINGS IN THE SOFTWARE.