Bump version to 3.4.
diff --git a/gradle.properties b/gradle.properties
index d06c8f5..b00bf87 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,3 @@
-thisVersion=3.5-SNAPSHOT
+thisVersion=3.4
 
 apiCompatVersion=3.3.2