Move tools and ADT to 19.

Change-Id: I3906416a7b5a4bf7b7e2f86ee3155c22d93a3c2b
diff --git a/files/tools_source.properties b/files/tools_source.properties
index cd107f0..a4b2625 100644
--- a/files/tools_source.properties
+++ b/files/tools_source.properties
@@ -1,3 +1,3 @@
 Pkg.UserSrc=false
-Pkg.Revision=18
+Pkg.Revision=19
 Platform.MinPlatformToolsRev=11