Move spring-session to spring-session-core

Issue gh-806

spring-session-core/spring-session-core.gradle

@@ -0,0 +1,33 @@
+apply plugin: 'io.spring.convention.spring-module'
+
+description = "Spring Session"
+
+dependencies {
+	compile "org.springframework:spring-jcl"
+
+	optional "org.springframework:spring-context"
+	optional "org.springframework:spring-jdbc"
+	optional "org.springframework:spring-messaging"
+	optional "org.springframework:spring-web"
+	optional "org.springframework:spring-websocket"
+	optional "org.springframework.data:spring-data-redis"
+	optional "org.springframework.security:spring-security-core"
+	optional "org.springframework.security:spring-security-web"
+	optional "com.hazelcast:hazelcast"
+
+	provided "javax.servlet:javax.servlet-api"
+
+	integrationTestCompile "redis.clients:jedis"
+	integrationTestCompile "org.apache.commons:commons-pool2"
+	integrationTestCompile "org.apache.derby:derby"
+	integrationTestCompile "com.h2database:h2"
+	integrationTestCompile "com.hazelcast:hazelcast-client"
+	integrationTestCompile "org.hsqldb:hsqldb"
+
+	testCompile "junit:junit"
+	testCompile "org.mockito:mockito-core"
+	testCompile "edu.umd.cs.mtc:multithreadedtc"
+	testCompile "org.springframework:spring-test"
+	testCompile "org.assertj:assertj-core"
+	testCompile "org.springframework.security:spring-security-core"
+}