avoid storage pool conflict

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
git ignore rbenv/rvm files

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
Merge pull request #241 from miurahr/rbenv-rvm-bundle-config

git ignores rbenv/rvm files
Merge pull request #242 from miurahr/avoid_pool_conflict

avoid storage pool conflict