Updated dependencies

Author: Marcel Overdijk

build.gradle

@@ -7,14 +7,14 @@ buildscript {
 }
 
 ext {
-	groovyVersion     = "2.4.8"
+	groovyVersion     = "2.4.12"
 	hamcrestVersion   = "1.3"
 	junitVersion      = "4.12"
 	jrubyVersion      = "9.1.7.0"
 	jsonVersion       = "20160810"
-	mockitoVersion    = "2.5.4"
-	slf4jVersion      = "1.7.24"
-	springBootVersion = "1.5.2.RELEASE"
+	mockitoVersion    = "2.8.47"
+	slf4jVersion      = "1.7.25"
+	springBootVersion = "1.5.6.RELEASE"
 	ext.javadocLinks = [
 			"http://docs.oracle.com/javase/7/docs/api/",
 			"http://docs.oracle.com/javaee/7/api/"

samples/spring-boot-starter-rsbot/build.gradle

@@ -1,6 +1,6 @@
 buildscript {
 	ext {
-		springBootVersion = "1.5.1.RELEASE"
+		springBootVersion = "1.5.6.RELEASE"
 	}
 	repositories {
 		jcenter()