fix get_orderstatuses by renaming the method for fetching one ID to get_orderstatus
fix get_orderstatuses by renaming the method for fetching one ID to
get_orderstatus

garrinmf/bigcommerce-api-ruby,emeraldMaster/bigcommerce-api-ruby,hasclass/bigcommerce-api-ruby,pedelman/bigcommerce-api-ruby,YotpoLtd/bigcommerce-api-ruby,bigcommerce/bigcommerce-api-ruby,mattolson/bigcommerce-api-ruby,sgerrand/bigcommerce-api-ruby,mancrates/bigcommerce-api-ruby,YotpoLtd/bigcommerce-api-ruby,RyanSacha/bigcommerce-api-ruby,gregory/bigcommerce-api-ruby