* added a new project: hexagonal architecture
* Added some test cases for the project
* Added a new project to demo the error: variable might not have been initialized
* Added a new Class to the core-java-modules
* Added a New Class to the core-java-module
* BAEL-5359: Updating Multiple Fields in a MongoDB Document
* BAEL-5359: Add test class file
* BAEL-5359: Rename UpdateMultipleFieldsUnitTest.java to UpdateMultipleFieldsLiveTest.java
* BAEL-5350:
1. Added example usage of creating entries with Java itself
2. Added example usage of creating entries with Apache commons collecttions & Guava
3. Custom entry class and its usages
* BAEL-5350:
1. Created unit tests
* BAEL-5350:
1. simplifed assertion for java 9 entry creation
* BAEL-5350:
1. moved into core-java-collections-maps-4 module
2. updated custom entry class and its unit test
* BAEL-2080 - Check if a user is logged-in with Servlets and JSP
* new module: javax-servlets-2
* adding javax-servlets-2 to the parent pom.
* adding module javax-servlets-2 to all profiles
* Convert Byte Array to its Numeric Representation
* Remove Redundant Getter Method
* BAEL-4286 How to get the value of a bit at a certain position from a byte
* BAEL-4286(update): remove redundant test methods
* BAEL-4151: Guide to ByteBuffer