Bump version to 3.4.0

Reviewed By: oprisnik

Differential Revision: D64161841

fbshipit-source-id: d3ad2bdb3225e05e97b0ae95574438e8e9252637

Author: alanleedev

gradle.properties

@@ -18,7 +18,7 @@ org.gradle.jvmargs=-Xmx2048m
 # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
 # org.gradle.parallel=true
 
-VERSION_NAME=3.3.0
+VERSION_NAME=3.4.0
 GROUP=com.facebook.fresco
 SONATYPE_STAGING_PROFILE=comfacebook
 POM_URL=https://github.com/facebook/fresco