After clone this package, you can replace in all files content Skeleton
with
your Custom NameSpace.
sample:
find {src,tests,database,config,stubs,composer.json} -type f -exec sed -I '' 's/Skeleton/CustomPackage/g' {} \;
find {src,tests,database,config,stubs,composer.json} -type f -exec sed -I '' 's/skeleton/custom_package/g' {} \;
mv src/SkeletonServiceProvider.php src/CustomPackageServiceProvider.php
composer dump
./vendor/bin/phpunit