Added default styles for BS4 compatibility (left alignment for check and radio)
Added default styles for BS4 compatibility (left alignment for check and radio)

dmitrykurmanov/surveyjs,dmitrykurmanov/surveyjs,surveyjs/surveyjs,surveyjs/surveyjs,andrewtelnov/surveyjs,andrewtelnov/surveyjs,dmitrykurmanov/surveyjs,andrewtelnov/surveyjs,surveyjs/surveyjs,dmitrykurmanov/surveyjs,surveyjs/surveyjs