Updated RxJava to 2.0.1
Updated RxJava to 2.0.1

kaushikgopal/RxJava-Android-Samples,jmfayard/RxJava-Android-Samples,marukami/RxJava-Android-Samples,TonyTangAndroid/RxJava-Android-Samples,TonyTangAndroid/RxJava-Android-Samples,kaushikgopal/Android-RxJava,kaushikgopal/RxJava-Android-Samples