Create the AUTHORS file by searching the git history.

soarpenguin · soarpenguin · commit 8788ef780a60 · 2015-05-21T00:02:49.000+08:00
diff --git a/bashrc/AUTHORS.sh b/bashrc/AUTHORS.sh
@@ -0,0 +1,10 @@
+#! /bin/sh
+
+# Create the AUTHORS file, by searching the git history.
+
+# Run as "AUTHORS.sh" to get complete history
+# Run with "AUTHORS.sh commitish..commitish" for history between tags
+
+# shortlog will canonicalize the names using the file .mailmap
+git shortlog -s ${1-} |
+cut -b8- # strip the commit counts
