ProjectName/
ProjectName/code/
ProjectName/code/bin/ - main script.pl and shell scripts for calling it with params
ProjectName/code/bin/log/ - log files
ProjectName/code/bin/resource/ - config files etc
ProjectName/code/lib/
ProjectName/code/lib/My/Project/Modules/
ProjectName/code/t/
ProjectName/notes/
ProjectName/release/ - make scripts, binaries, and installers