updated "fixed-" styles according actual Bootstrap stylesheet  added sticky prop to toggle "sticky-top" class  removed full prop as "navbar-full" class does not exist in Bootstrap 4 stylesheet
updated "fixed-" styles according actual Bootstrap stylesheet
 added sticky prop to toggle "sticky-top" class
 removed full prop as "navbar-full" class does not exist in Bootstrap 4 stylesheet

sschadwick/bootstrap-vue,tmorehouse/bootstrap-vue,mosinve/bootstrap-vue,SirLamer/bootstrap-vue,sschadwick/bootstrap-vue,mosinve/bootstrap-vue,bootstrap-vue/bootstrap-vue,SirLamer/bootstrap-vue,wheldring/bootstrap-vue-compiled,bootstrap-vue/bootstrap-vue,wheldring/bootstrap-vue-compiled,sschadwick/bootstrap-vue,tmorehouse/bootstrap-vue,wheldring/bootstrap-vue-compiled