update RAT plugin version, add Docker Hub shield to readme
diff --git a/README.md b/README.md
index eed37e6..44e0173 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
-# Apache Fineract CN Payroll [![Build Status](https://api.travis-ci.com/apache/fineract-cn-payroll.svg?branch=develop)](https://travis-ci.com/apache/fineract-cn-payroll)
+# Apache Fineract CN Payroll [![Build Status](https://api.travis-ci.com/apache/fineract-cn-payroll.svg?branch=develop)](https://travis-ci.com/apache/fineract-cn-payroll) [![Docker Cloud Build Status](https://img.shields.io/docker/cloud/build/apache/fineract-cn-payroll)](https://hub.docker.com/r/apache/fineract-cn-payroll/builds)
 
 This project provides functionality to configure payroll allocations and distribute payroll payments for customers.
+[Read more](https://cwiki.apache.org/confluence/display/FINERACT/Fineract+CN+Project+Structure#FineractCNProjectStructure-payroll).
+
 
 ## Versioning
 The version numbers follow the [Semantic Versioning](http://semver.org/) scheme.
diff --git a/api/build.gradle b/api/build.gradle
index ef2cc86..d010481 100644
--- a/api/build.gradle
+++ b/api/build.gradle
@@ -27,7 +27,7 @@
 
 plugins {
     id "com.github.hierynomus.license" version "0.13.1"
-    id("org.nosphere.apache.rat") version "0.3.1"
+    id("org.nosphere.apache.rat") version "0.5.2"
     id "com.jfrog.artifactory" version "4.9.5"
     id "io.spring.dependency-management" version "1.0.8.RELEASE"
     id 'maven-publish'
diff --git a/component-test/build.gradle b/component-test/build.gradle
index ca3e8dc..9ebbbf3 100644
--- a/component-test/build.gradle
+++ b/component-test/build.gradle
@@ -31,7 +31,7 @@
 
 plugins {
     id "com.github.hierynomus.license" version "0.13.1"
-    id("org.nosphere.apache.rat") version "0.3.1"
+    id("org.nosphere.apache.rat") version "0.5.2"
     id "com.jfrog.artifactory" version "4.9.5"
     id "org.springframework.boot" version "1.4.3.RELEASE"
     id 'maven-publish'
diff --git a/service/build.gradle b/service/build.gradle
index 3efcbf3..25f6626 100644
--- a/service/build.gradle
+++ b/service/build.gradle
@@ -26,7 +26,7 @@
 
 plugins {
     id "com.github.hierynomus.license" version "0.13.1"
-    id("org.nosphere.apache.rat") version "0.3.1"
+    id("org.nosphere.apache.rat") version "0.5.2"
     id "com.jfrog.artifactory" version "4.9.5"
     id "org.springframework.boot" version "1.4.3.RELEASE"
     id 'maven-publish'
diff --git a/shared.gradle b/shared.gradle
index 76f1640..964762e 100644
--- a/shared.gradle
+++ b/shared.gradle
@@ -102,6 +102,8 @@
 rat {
     // List of exclude directives, defaults to ['**/.gradle/**']
     excludes = [
+            "**/*.log",
+            "**/banner.txt",
             "**/.idea/**",
             "**/.gradle/**",
             "**/gradle/**",
@@ -111,5 +113,4 @@
             "README.md",
             "**/.dockerignore/**"
     ]
-    plainOutput = true
 }