Update CHANGELOG
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mitchellh/vagrant,bshurts/vagrant,benh57/vagrant,mitchellh/vagrant,bshurts/vagrant,PatrickLang/vagrant,gitebra/vagrant,PatrickLang/vagrant,gitebra/vagrant,bryson/vagrant,crashlytics/vagrant,bryson/vagrant,benh57/vagrant,bryson/vagrant,taliesins/vagrant,bshurts/vagrant,marxarelli/vagrant,gitebra/vagrant,chrisroberts/vagrant,chrisroberts/vagrant,taliesins/vagrant,sni/vagrant,crashlytics/vagrant,marxarelli/vagrant,marxarelli/vagrant,crashlytics/vagrant,marxarelli/vagrant,chrisroberts/vagrant,mitchellh/vagrant,bryson/vagrant,benh57/vagrant,benh57/vagrant,crashlytics/vagrant,mitchellh/vagrant,PatrickLang/vagrant,sni/vagrant,chrisroberts/vagrant,taliesins/vagrant,PatrickLang/vagrant,sni/vagrant,sni/vagrant,taliesins/vagrant,gitebra/vagrant,bshurts/vagrant