add Scheduler and more disposables
add Scheduler and more disposables

alexeymarkov/RxCpp,alexeymarkov/RxCpp,ReactiveX/RxCpp,ReactiveX/RxCpp,Reactive-Extensions/RxCpp,alexeymarkov/RxCpp,Reactive-Extensions/RxCpp,Reactive-Extensions/RxCpp,ReactiveX/RxCpp