Set version to 0.19.4

Viktor Lövgren · Viktor Lövgren · commit f1491333c239 · 2019-03-01T08:49:11.000Z
diff --git a/version.sbt b/version.sbt
@@ -1 +1 @@
-version in ThisBuild := "0.19.4-SNAPSHOT"
+version in ThisBuild := "0.19.4"

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-version in ThisBuild := "0.19.4-SNAPSHOT"`
	`1`	`+version in ThisBuild := "0.19.4"`