Update .swift-version (#43)

stephencelis · web-flow · commit 7977acd7597f · 2019-03-26T11:19:07.000-04:00
diff --git a/.swift-version b/.swift-version
@@ -1 +1 @@
-swift-5.0-DEVELOPMENT-SNAPSHOT-2019-03-10-a
+5.0

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-swift-5.0-DEVELOPMENT-SNAPSHOT-2019-03-10-a`
	`1`	`+5.0`