Use vagrant-vbguest plugin to sync VirtualBox Guest Editions versions
Use vagrant-vbguest plugin to sync VirtualBox Guest Editions versions

Wiki will need to be updated to reflect this addition

Added script to auto install vagrant-vbguest if it's needed

joshhu/configuration,gsehub/configuration,EDUlib/configuration,arifsetiawan/configuration,LearnEra/LearnEra-Configuration,openfun/configuration,Softmotions/configuration,alu042/configuration,yrchen/configuration,hastexo/edx-configuration,leansoft/configuration,louyihua/configuration,kmoocdev/configuration,IndonesiaX/configuration,omarkhan/configuration,jp-bpl/configuration,appsembler/configuration,Livit/Livit.Learn.EdX.configuration,kursitet/configuration,glengal/configuration,arbrandes/edx-configuration,eduStack/configuration,chudaol/configuration,cyanna/configuration,usernamenumber/configuration,bugcy013/edx_infra,CredoReference/configuration,louyihua/configuration,sudheerchintala/LearnEra-Configuration,bugcy013/edx_infra,zhengjunwei/configuration,glengal/configuration,cecep-edu/configuration,openfun/configuration,proversity-org/configuration,kencung/configuration,nunpa/configuration,EDUlib/configuration,pedrorib/istx,michaelsteiner19/open-edx-configuration,kencung/configuration,hastexo/edx-configuration-old,jp-bpl/configuration,pedrorib/istx,proversity-org/configuration,openfun/configuration,kmoocdev/configuration,gsehub/configuration,Softmotions/configuration,knehez/configuration,lgfa29/configuration,arbrandes/edx-configuration,negritobomb/edxplat,jp-bpl/configuration,IONISx/edx-configuration,B-MOOC/configuration,negritobomb/edxplat,beacloudgenius/configuration,sudheerchintala/LearnEra-Configuration,LearnEra/LearnEra-Configuration,IndonesiaX/configuration,fghaas/edx-configuration,pedrorib/istx,jorgeomarmh/configuration,louyihua/configuration,omarkhan/configuration,xiangjf/configuration,jp-bpl/configuration,vasyarv/configuration,EDUlib/configuration,Softmotions/configuration,chudaol/configuration,edx/configuration,EDUlib/configuration,rue89-tech/configuration,Unow/configuration,jorgeomarmh/configuration,mitodl/configuration,hmcmooc/ec2-edx-configuration,eduStack/configuration,Softmotions/configuration,Livit/Livit.Learn.EdX.configuration,cyanna/configuration,arifsetiawan/configuration,nttks/configuration,kmoocdev/configuration,chudaol/configuration,UXE/edx-configuration,gsehub/configuration,rue89-tech/configuration,antshin72/configuration,4eek/configuration,kursitet/configuration,pobrejuanito/configuration,edx/configuration,negritobomb/edxplat,nunpa/configuration,appsembler/configuration,zhengjunwei/configuration,nikolas/configuration,leansoft/configuration,joshhu/configuration,UXE/edx-configuration,armaan/edx-configuration,stvstnfrd/configuration,open-craft/configuration,usernamenumber/configuration,openfun/configuration,yrchen/configuration,AlfiyaZi/configuration,fghaas/edx-configuration,Stanford-Online/configuration,cyanna/configuration,stvstnfrd/configuration,beacloudgenius/configuration,CredoReference/configuration,AlfiyaZi/configuration,pedrorib/istx,xiangjf/configuration,IONISx/edx-configuration,open-craft/configuration,kmoocdev/configuration,Unow/configuration,stvstnfrd/configuration,hastexo/edx-configuration,nikolas/configuration,arifsetiawan/configuration,CredoReference/configuration,pobrejuanito/configuration,negritobomb/edxplat,marcore/configuration,joshhu/configuration,antoviaque/configuration,Carlos2005/configuration,alu042/configuration,marcore/configuration,michaelsteiner19/open-edx-configuration,armaan/edx-configuration,antoviaque/configuration,knehez/configuration,bugcy013/edx_infra,IndonesiaX/configuration,zhengjunwei/configuration,glengal/configuration,B-MOOC/configuration,Stanford-Online/configuration,B-MOOC/configuration,nttks/configuration,Pieros/configuration,IONISx/edx-configuration,AlfiyaZi/configuration,vasyarv/configuration,yrchen/configuration,nttks/configuration,vasyarv/configuration,proversity-org/configuration,Stanford-Online/configuration,Stanford-Online/configuration,stvstnfrd/configuration,4eek/configuration,nunpa/configuration,alu042/configuration,jorgeomarmh/configuration,fghaas/edx-configuration,appsembler/configuration,gsehub/configuration,hks-epod/configuration,jorgeomarmh/configuration,gashac03/ubuntu,proversity-org/configuration,bugcy013/edx_infra,arbrandes/edx-configuration,nttks/configuration,cyanna/configuration,sudheerchintala/LearnEra-Configuration,lgfa29/configuration,Stanford-Online/configuration,hastexo/edx-configuration,hks-epod/configuration,arbrandes/edx-configuration,proversity-org/configuration,glengal/configuration,IONISx/edx-configuration,rue89-tech/configuration,zhengjunwei/configuration,beacloudgenius/configuration,Livit/Livit.Learn.EdX.configuration,Carlos2005/configuration,rue89-tech/configuration,yrchen/configuration,knehez/configuration,4eek/configuration,leansoft/configuration,hastexo/edx-configuration,antshin72/configuration,Pieros/configuration,antshin72/configuration,armaan/edx-configuration,lgfa29/configuration,nikolas/configuration,nikolas/configuration,mitodl/configuration,Pieros/configuration,Unow/configuration,jp-bpl/configuration,UXE/edx-configuration,pobrejuanito/configuration,chudaol/configuration,kursitet/configuration,edx/configu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