Closes bpo-28281: Remove year (1-9999) limits on the weekday() function. (#4109)

Patch by Mark Gollahon.
diff --git a/Misc/ACKS b/Misc/ACKS
index 7b174c6..ac7a258 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -545,6 +545,7 @@
 Jeroen Van Goey
 Christoph Gohlke
 Tim Golden
+Mark Gollahon
 Guilherme Gonçalves
 Tiago Gonçalves
 Chris Gonnerman
diff --git a/Misc/NEWS.d/next/Library/2017-10-26-14-54-38.bpo-28281.7ZN5FG.rst b/Misc/NEWS.d/next/Library/2017-10-26-14-54-38.bpo-28281.7ZN5FG.rst
new file mode 100644
index 0000000..e7681dd
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2017-10-26-14-54-38.bpo-28281.7ZN5FG.rst
@@ -0,0 +1,3 @@
+Remove year (1-9999) limits on the Calendar.weekday() function.
+
+Patch by Mark Gollahon.