Import deps proto into turbine

in preparation for emitting jdeps.

MOE_MIGRATED_REVID=136757494
diff --git a/pom.xml b/pom.xml
index e7edf35..5d7b19f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -31,6 +31,11 @@
       <version>2.0.12</version>
     </dependency>
     <dependency>
+      <groupId>com.google.protobuf</groupId>
+      <artifactId>protobuf-java</artifactId>
+      <version>3.0.2</version>
+    </dependency>
+    <dependency>
       <groupId>org.ow2.asm</groupId>
       <artifactId>asm</artifactId>
       <version>5.0.3</version>
@@ -79,6 +84,13 @@
         </includes>
       </testResource>
     </testResources>
+    <extensions>
+      <extension>
+        <groupId>kr.motd.maven</groupId>
+        <artifactId>os-maven-plugin</artifactId>
+        <version>1.4.1.Final</version>
+      </extension>
+    </extensions>
     <plugins>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
@@ -90,6 +102,25 @@
           <encoding>UTF-8</encoding>
         </configuration>
       </plugin>
+      <plugin>
+        <groupId>org.xolstice.maven.plugins</groupId>
+        <artifactId>protobuf-maven-plugin</artifactId>
+        <version>0.5.0</version>
+        <configuration>
+          <protoSourceRoot>proto</protoSourceRoot>
+          <protocArtifact>com.google.protobuf:protoc:3.0.2:exe:${os.detected.classifier}</protocArtifact>
+          <pluginId>grpc-java</pluginId>
+          <pluginArtifact>io.grpc:protoc-gen-grpc-java:1.0.1:exe:${os.detected.classifier}</pluginArtifact>
+        </configuration>
+        <executions>
+          <execution>
+            <goals>
+              <goal>compile</goal>
+              <goal>compile-custom</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>
 </project>