I\'ve always added dependencies like this:
dependencies {
compile \'com.android.support:mediarouter-v7:19.+\'
}
but in the recent versi
As already mentioned by some other answers you should not use + in dependencies because it may lead to unpredictable builds, so its always better if you first test your builds once a new update is available.
With android studio 2.2 and above Project Structure will show you the latest dependencies available.
Original Answer