[java/cs] fixed visibility issues

std/cs/io/NativeOutput.hx

@@ -5,8 +5,7 @@ import haxe.io.Output;
 
 class NativeOutput extends Output
 {
-	public var canSeek(get_canSeek, null):Bool;
-	
+	var canSeek(get_canSeek, null):Bool;
 	var stream:cs.system.io.Stream;
 	public function new(stream)
 	{

std/java/_std/sys/io/FileInput.hx

@@ -92,7 +92,7 @@ class FileInput extends Input {
 		}
 	}
 	
-	function tell() : Int
+	public function tell() : Int
 	{
 		try
 		{
@@ -104,7 +104,7 @@ class FileInput extends Input {
 		}
 	}
 	
-	function eof() : Bool
+	public function eof() : Bool
 	{
 		try
 		{

std/java/_std/sys/io/FileOutput.hx

@@ -96,7 +96,7 @@ class FileOutput extends Output {
 		}
 	}
 	
-	function tell() : Int
+	public function tell() : Int
 	{
 		try
 		{