Enhance the code generator to generate - 1) Code with logging in it, 2) Configuration file for replacing the underlying logger implementation

**Is your feature request related to a problem? Please describe.**
The generated code does not contain any logging
The generated project does not have support using which the user can replace the underlying logger implementation

**Describe the solution you'd like**
The generation code should be logging
A configuration file should be generated using which a user can - 1) Update the logging level, 2) Replace the underlying logger

**Describe alternatives you've considered**
N/A

**Additional context**
https://docs.spring.io/spring-boot/docs/2.1.13.RELEASE/reference/html/boot-features-logging.html
TBD - Logging best practices