bufferedReader
Platform and version requirements: JVM (1.0) 
fun InputStream.bufferedReader( charset: Charset = Charsets.UTF_8 ): BufferedReader
Creates a buffered reader on this input stream using UTF-8 or the specified charset.
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Licensed under the Apache License, Version 2.0.
    https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.io/java.io.-input-stream/buffered-reader.html