Added an error case for connect to wrong schemes
Added an error case for connect to wrong schemes

harrydevnull/redis-rs,shepmaster/redis-rs,Berach/redis-rs,tempbottle/redis-rs,Berach/redis-rs,harrydevnull/redis-rs,jedisct1/redis-rs,jedisct1/redis-rs,tempbottle/redis-rs,shepmaster/redis-rs