tweak auto_reboot disabling override
tweak auto_reboot disabling override

 whithin vagrant 1.1.x, allow vagrant 1.1.4 and 1.1.6 or higher

dotless-de/vagrant-vbguest,LalatenduMohanty/vagrant-vbguest,dotless-de/vagrant-vbguest,giabao/vagrant-vbguest,wizonesolutions/vagrant-parallels-tools,nishaya/vagrant-vbguest,roidelapluie/vagrant-vbguest