Try to include the SHA in a ddmslib-compatible way.

Bug: http://b/20918202
Change-Id: I0c1a48459372b0d28aaf9d09d82540e44b438c9c
(cherry picked from commit f3bbfa6a216669c4cd91d5f936662e89e0ae07ca)
diff --git a/adb/commandline.cpp b/adb/commandline.cpp
index 1d71975..af05dc0 100644
--- a/adb/commandline.cpp
+++ b/adb/commandline.cpp
@@ -66,8 +66,8 @@
 }
 
 static void version(FILE* out) {
-    fprintf(out, "Android Debug Bridge version %d.%d.%d %s\n", ADB_VERSION_MAJOR,
-            ADB_VERSION_MINOR, ADB_SERVER_VERSION, ADB_REVISION);
+    fprintf(out, "Android Debug Bridge version %d.%d.%d\nRevision %s\n",
+            ADB_VERSION_MAJOR, ADB_VERSION_MINOR, ADB_SERVER_VERSION, ADB_REVISION);
 }
 
 static void help() {