What’s new in PyPy2.7 7.3.1+

Speed up performance of matching Unicode strings in the re module significantly for characters that are part of ASCII.

Refactor RSocket.xxx_into() methods and add .recvmsg_into().

Fix documentation extlinks for heptapod directory schema

Fix implementation of PEP 3118 in ctypes.

Use make_portable on macOS

Add rgc.ll_arraymove(), as a way to shift items inside the same array with proper GC support. Improves while lst: lst.pop(0).

Remove all implicit str-unicode conversions in RPython.

Fix uninitialized value in rlock.acquire on windows, fixes issue 3252