Add aws-sign4 per #695.

xach · xach · commit 5a896f85da25 · 2014-06-12T15:58:38.000-04:00
diff --git a/aws-sign4/source.txt b/aws-sign4/source.txt
@@ -0,0 +1 @@
+git https://github.com/copyleft/aws-sign4.git

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+git https://github.com/copyleft/aws-sign4.git`