Update README with travis button and docs link
Update README with travis button and docs link

lijie121210/RZTransitions,xuvw/RZTransitions,Raizlabs/RZTransitions,lijie121210/RZTransitions,pitatensai/RZTransitions,Raizlabs/RZTransitions,ijameelkhan/RZTransitions,xuvw/RZTransitions,Raizlabs/RZTransitions,pitatensai/RZTransitions,ijameelkhan/RZTransitions