Prepare for 0.8.5 release

Author: zhangkun83

README.md

@@ -20,15 +20,15 @@ For more information about the Protobuf Compiler, please refer to
 [Google Developers Site](https://developers.google.com/protocol-buffers/docs/reference/java-generated?csw=1).
 
 ## Latest Version
-The latest version is ``0.8.4``. It requires at least __Gradle 2.12__ and __Java 7__.
+The latest version is ``0.8.5``. It requires at least __Gradle 2.12__ and __Java 7__.
 It is available on Maven Central. To add dependency to it:
 ```gradle
 buildscript {
   repositories {
     mavenCentral()
   }
   dependencies {
-    classpath 'com.google.protobuf:protobuf-gradle-plugin:0.8.4'
+    classpath 'com.google.protobuf:protobuf-gradle-plugin:0.8.5'
   }
 }
 ```
@@ -43,7 +43,7 @@ buildscript {
     mavenLocal()
   }
   dependencies {
-    classpath 'com.google.protobuf:protobuf-gradle-plugin:0.8.5-SNAPSHOT'
+    classpath 'com.google.protobuf:protobuf-gradle-plugin:0.8.6-SNAPSHOT'
   }
 }
 ```
@@ -83,7 +83,7 @@ The order of the plugins doesn't matter:
 
 ```gradle
 plugins {
-  id "com.google.protobuf" version "0.8.4"
+  id "com.google.protobuf" version "0.8.5"
   id "java"
 }
 ```

build.gradle

@@ -18,7 +18,7 @@ apply plugin: 'com.gradle.plugin-publish'
 apply plugin: 'com.github.ben-manes.versions'
 
 group = 'com.google.protobuf'
-version = '0.8.5-SNAPSHOT'
+version = '0.8.5'
 
 ext.isReleaseVersion = !version.endsWith("SNAPSHOT")