* added updated example codes
* updated example code StringToCharStream
* deleted StringToCharStream.java locally
* removed redundant file
* added code for apache commons collection SetUtils
* refactored example code
* added example code for bytebuddy
* added example code for PCollections
* update pom
* refactored tests for PCollections
* spring security xml config
* spring security xml config
* remove redundant comment
* example code for apache-shiro
* updated example code for Vavr Collections
* updated Vavr's Collection example
* updated Vavr Collection file
* updated example code for Apache Shiro
* updated Vavr Collections example
* added example code for N1QL
* update example code for N1QL
* added integration test for N1QL
* update N1QL Example code
* update the N1QL example Code
* rename module to couchbase
* rename module to couchbase
* change module name in parent module and pom
* added cas-server module
* added cas secured app for Spring SSO with CAS
* refactor cas modules into cas folder
* updated files
* removed redundant files
* refactor the config for cas-server
* added sql file to generate tables and database
* Gradle tutorial project :
1. A multi-project build
2. Inclusive all required tasks and dependency example.
* Gradle tutorial is shifted to gradle folder
* Initial commit for 'Introduction to Creational Design Patterns'
* second commit with some minor fixes and test case additions
* second commit with some minor fixes and test case additions
* BAEL-1212 Guide to Creational Patterns - Made changes as per latest review
* Renamed Toy family to AAnimal family.