Update versions for guava, grpc, google cloud (#1670)

* Update versions for guava, grpc, google cloud

* Use jsr annotation in compile only.

Author: Bogdan Drutu

build.gradle

@@ -171,11 +171,11 @@ subprojects {
         findBugsAnnotationsVersion = '3.0.1'
         findBugsJsr305Version = '3.0.2'
         errorProneVersion = '2.3.2'
-        grpcVersion = '1.16.1'
-        guavaVersion = '20.0'
+        grpcVersion = '1.18.0'
+        guavaVersion = '25.1-android'
         googleAuthVersion = '0.12.0'
-        googleCloudBetaVersion = '0.74.0-beta'
-        googleCloudGaVersion = '1.56.0'
+        googleCloudBetaVersion = '0.77.0-beta'
+        googleCloudGaVersion = '1.59.0'
         log4j2Version = '2.11.1'
         signalfxVersion = '0.0.48'
         springBootVersion = '1.5.15.RELEASE'

contrib/agent/build.gradle

@@ -20,11 +20,11 @@ def agentRepackaged = "${agentPackage}.deps"
 
 dependencies {
   compileOnly libraries.auto_service
+  compileOnly libraries.findbugs_annotations
   compileOnly libraries.grpc_context
   compileOnly project(':opencensus-api')
   compile libraries.byte_buddy
   compile libraries.config
-  compile libraries.findbugs_annotations
   compile libraries.guava
 
   signature 'org.codehaus.mojo.signature:java17:1.0@signature'