Release v0.8.x

Author: carl-mastrangelo

build.gradle

@@ -18,7 +18,7 @@ subprojects {
     apply plugin: "jacoco"
 
     group = "io.grpc"
-    version = "0.8.0-SNAPSHOT"
+    version = "0.8.0"
 
     sourceCompatibility = 1.6
     targetCompatibility = 1.6