Add caching example with Spring Data Redis (#256)

Author: rashidi

README.adoc

@@ -52,6 +52,7 @@ All tutorials are documented in AsciiDoc format and published as an https://anto
 |link:data-jpa-event[Spring Data JPA: Event Driven] |Implement `Entity` validation at `Repository` level through `EventListeners`
 |link:data-jpa-filtered-query[Spring Data JPA: Global Filtered Query] |Implement global filtered query with Spring Data JPA by defining `repositoryBaseClass`
 |link:data-jpa-hibernate-cache[Spring Data JPA: Hibernate Second Level Caching with EhCache] |Implement Hibernate second level caching using Spring Data JPA and EhCache to improve application performance
+|link:data-redis-cache[Spring Data Redis: Implementing Caching with Spring Data Redis] |Implement caching with Spring Data Redis to improve application performance and compare with Hibernate second level caching
 |link:data-mongodb-audit[Spring Data MongoDB Audit] |Enable Audit with Spring Data MongoDB
 |link:data-mongodb-full-text-search[Spring Data MongoDB: Full Text Search] |Implement link:https://docs.mongodb.com/manual/text-search/[MongoDB Full Text Search] with Spring Data MongoDB
 |link:data-mongodb-transactional[Spring Data MongoDB: Transactional] |Enable `@Transactional` support for Spring Data MongoDB

data-redis-cache/.gitattributes

@@ -0,0 +1,3 @@
+/gradlew text eol=lf
+*.bat text eol=crlf
+*.jar binary

data-redis-cache/.gitignore

@@ -0,0 +1,37 @@
+HELP.md
+.gradle
+build/
+!gradle/wrapper/gradle-wrapper.jar
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/