Standardize Build

The build now uses spring build conventions to simplify the build

Fixes gh-4284

messaging/messaging.gradle

@@ -1,24 +0,0 @@
-apply plugin: 'groovy'
-
-dependencies {
-	compile project(':spring-security-core'),
-			springCoreDependency,
-			'aopalliance:aopalliance:1.0',
-			"org.springframework:spring-beans:$springVersion",
-			"org.springframework:spring-context:$springVersion",
-			"org.springframework:spring-expression:$springVersion",
-			"org.springframework:spring-messaging:$springVersion"
-
-	optional project(':spring-security-web'),
-			"org.springframework:spring-websocket:$springVersion",
-			"javax.servlet:javax.servlet-api:$servletApiVersion"
-
-	testCompile project(':spring-security-core').sourceSets.test.output,
-				"commons-codec:commons-codec:$commonsCodecVersion",
-				"org.slf4j:jcl-over-slf4j:$slf4jVersion",
-				"org.codehaus.groovy:groovy-all:$groovyVersion",
-				powerMockDependencies,
-				spockDependencies
-
-	testRuntime "org.hsqldb:hsqldb:$hsqlVersion"
-}

messaging/spring-security-messaging.gradle

@@ -0,0 +1,23 @@
+apply plugin: 'io.spring.convention.spring-module'
+
+dependencies {
+	compile project(':spring-security-core')
+	compile 'aopalliance:aopalliance'
+	compile 'org.springframework:spring-beans'
+	compile 'org.springframework:spring-context'
+	compile 'org.springframework:spring-core'
+	compile 'org.springframework:spring-expression'
+	compile 'org.springframework:spring-messaging'
+
+	optional project(':spring-security-web')
+	optional 'org.springframework:spring-websocket'
+	optional 'javax.servlet:javax.servlet-api'
+
+	testCompile project(path: ':spring-security-core', configuration: 'tests')
+	testCompile 'commons-codec:commons-codec'
+	testCompile powerMockDependencies
+	testCompile slf4jDependencies
+	testCompile spockDependencies
+
+	testRuntime 'org.hsqldb:hsqldb'
+}