Remove unused configuration options
Remove unused configuration options

mwrock/vagrant,mwrock/vagrant,bdwyertech/vagrant,bdwyertech/vagrant,gitebra/vagrant,bshurts/vagrant,bdwyertech/vagrant,benh57/vagrant,sni/vagrant,crashlytics/vagrant,mwrock/vagrant,bryson/vagrant,mitchellh/vagrant,marxarelli/vagrant,bshurts/vagrant,benh57/vagrant,benh57/vagrant,bshurts/vagrant,gitebra/vagrant,bryson/vagrant,bshurts/vagrant,crashlytics/vagrant,PatrickLang/vagrant,PatrickLang/vagrant,marxarelli/vagrant,gitebra/vagrant,mitchellh/vagrant,chrisroberts/vagrant,mitchellh/vagrant,bdwyertech/vagrant,crashlytics/vagrant,chrisroberts/vagrant,sni/vagrant,mitchellh/vagrant,justincampbell/vagrant,marxarelli/vagrant,marxarelli/vagrant,sni/vagrant,taliesins/vagrant,justincampbell/vagrant,mwrock/vagrant,justincampbell/vagrant,justincampbell/vagrant,taliesins/vagrant,bryson/vagrant,PatrickLang/vagrant,sni/vagrant,chrisroberts/vagrant,chrisroberts/vagrant,PatrickLang/vagrant,gitebra/vagrant,taliesins/vagrant,bryson/vagrant,benh57/vagrant,taliesins/vagrant,crashlytics/vagrant