Delete watchers and other unused code

Change-Id: Ie4a365ace7c77499bcede7e3d232d9a3816e42ab
diff --git a/containers/chameleon/Dockerfile.chameleon b/containers/chameleon/Dockerfile.chameleon
index f7ba11b..09db322 100644
--- a/containers/chameleon/Dockerfile.chameleon
+++ b/containers/chameleon/Dockerfile.chameleon
@@ -13,7 +13,7 @@
 # limitations under the License.
 
 # xosproject/chameleon
-FROM xosproject/xos-base:2.1.4
+FROM xosproject/xos-base:2.1.5
 
 # xos-base already has protoc and dependencies installed