Add JSR305 to util

.idea/util.iml

@@ -22,6 +22,7 @@
     <orderEntry type="library" scope="TEST" name="Gradle: com.google.jimfs:jimfs:1.0" level="project" />
     <orderEntry type="library" scope="TEST" name="Gradle: org.hamcrest:hamcrest-core:1.3" level="project" />
     <orderEntry type="library" scope="TEST" name="Gradle: com.google.guava:guava:16.0.1" level="project" />
+    <orderEntry type="library" name="Gradle: com.google.code.findbugs:jsr305:3.0.0" level="project" />
   </component>
 </module>