Polish dependencies

This commit removes needless dependency exclusions.

See gh-824

samples/javaconfig/custom-cookie/spring-session-sample-javaconfig-custom-cookie.gradle

@@ -1,9 +1,7 @@
 apply plugin: 'io.spring.convention.spring-sample-war'
 
 dependencies {
-	compile(project(':spring-session-data-redis')) {
-		exclude module: 'jedis'
-	}
+	compile project(':spring-session-data-redis')
 	compile "org.springframework:spring-web"
 	compile "io.lettuce:lettuce-core"
 	compile "org.webjars:bootstrap"

samples/javaconfig/redis/spring-session-sample-javaconfig-redis.gradle

@@ -1,9 +1,7 @@
 apply plugin: 'io.spring.convention.spring-sample-war'
 
 dependencies {
-	compile(project(':spring-session-data-redis')) {
-		exclude module: 'jedis'
-	}
+	compile project(':spring-session-data-redis')
 	compile "org.springframework:spring-web"
 	compile "io.lettuce:lettuce-core"
 	compile "org.webjars:bootstrap"

samples/javaconfig/rest/spring-session-sample-javaconfig-rest.gradle

@@ -1,9 +1,7 @@
 apply plugin: 'io.spring.convention.spring-sample-war'
 
 dependencies {
-	compile(project(':spring-session-data-redis')) {
-		exclude module: 'jedis'
-	}
+	compile project(':spring-session-data-redis')
 	compile "io.lettuce:lettuce-core"
 	compile "org.springframework:spring-webmvc"
 	compile "org.springframework.security:spring-security-config"
@@ -19,4 +17,4 @@ dependencies {
 	testCompile "org.assertj:assertj-core"
 	testCompile "org.springframework:spring-test"
 	testCompile "commons-codec:commons-codec"
-}
+}

samples/javaconfig/security/spring-session-sample-javaconfig-security.gradle

@@ -1,9 +1,7 @@
 apply plugin: 'io.spring.convention.spring-sample-war'
 
 dependencies {
-	compile(project(':spring-session-data-redis')) {
-		exclude module: 'jedis'
-	}
+	compile project(':spring-session-data-redis')
 	compile "org.springframework:spring-web"
 	compile "org.springframework.security:spring-security-config"
 	compile "org.springframework.security:spring-security-web"

samples/javaconfig/users/spring-session-sample-javaconfig-users.gradle

@@ -1,9 +1,7 @@
 apply plugin: 'io.spring.convention.spring-sample-war'
 
 dependencies {
-	compile(project(':spring-session-data-redis')) {
-		exclude module: 'jedis'
-	}
+	compile project(':spring-session-data-redis')
 	compile "org.springframework:spring-web"
 	compile "io.lettuce:lettuce-core"
 	compile "org.webjars:bootstrap"

samples/xml/redis/spring-session-sample-xml-redis.gradle

@@ -1,9 +1,7 @@
 apply plugin: 'io.spring.convention.spring-sample-war'
 
 dependencies {
-	compile(project(':spring-session-data-redis')) {
-		exclude module: 'jedis'
-	}
+	compile project(':spring-session-data-redis')
 	compile "org.springframework:spring-web"
 	compile "io.lettuce:lettuce-core"
 	compile "org.webjars:bootstrap"