* #496 Add pipeline module to parent pom ✨
* #496: Add main application class and test for pipeline
* #496: Checkstyle format and add log messages on pipeline stages 🎨
* #496: Fill readme sections of pipeline ✨
* #496: Javadocs and checkstyle formatting 🎨
* #496: Follow PMD checks and add more explanation as block comment on App.java
* #496: Apply requested PR changes by iluwatar 🎨
* #970: Replace log4j usage on commander pattern to Slf4j API 🎨
* #970: Replace log4j usage on dao pattern to Slf4j API 🎨
* #970: Replace log4j usage on data mapper pattern to Slf4j API 🎨
* #970: Remove log4j dependency on data transfer object pom 🔥
* #970: Replace log4j usage on module pattern to Slf4j API 🎨
* #970: Replace log4j usage on serverless pattern to Slf4j API 🎨
This also removes the aws log4j dependency
* #970: Remove unnecessary gitignore line for log4j.xml 🔥
* #970: Remove remaining remnants of log4j 🔥
* #970: Replace System.out logging with appropriate logging methods 🎨
* #970: Replace System.out method references to Logger::info 🎨
* Upgrade maven plugins
* Upgrade maven plugins
Some general code cleanup was necessary due to upgrade of PMD and checkstyle.
Also needed to add Junit 4 as a dependency due to Mockito.timout issue found here:
https://github.com/mockito/mockito/issues/152
