Delete uneed libs
Add resolv setting
Add description
Delete unneed dev.json
Modify initialize script
Fix setup description
Add dev tools
Add plenv, ndenv
Install rbenv
Add plenv
Update plenv with Carton
Add ndenv
Merge branch 'dev-environment' of github.com:takkyuuplayer/vagrant-dev2 into dev-environment

Conflicts:
	Berksfile
	Berksfile.lock