Tool that recursively renames *.kt and *.java files in the given directories appending .2019 to them
Run gradle jar to generate build/libs/bunchTool.jar
Run java -jar build/libs/bunchTool.kt <args> where args are arbitrary amount of directories Works on Windows and *NIX
Paths shouldn't contain "/" in windows and "\" in linux Console should support ANSI escape sequences for colored output. In Windows both cmd and PowerShell don't support it, so you can use ubuntu subsystem (win10) or git bash etc.