* add code files for "How to groovy data types"
add code files for "How to groovy data types"
* added Tests in example
* Update pom.xml
change tab into spaces
* remove the package determine-datatype as per comments
* Update pom.xml
add dependency for tests
* remvoe the unwanted junit5 dependency and refine the structure of code
remvoe the unwanted junit5 dependency and refine the structure of code
* add missing "()"
* correct the package as per sugesstion