KT-1717 Don't make member visibility inherit when it is not declared explicitly

#KT-1717 Fixed

compiler/testData/codegen/regressions/kt1136.kt

@@ -2,7 +2,7 @@ import java.util.ArrayList
 
 public object SomeObject {
     private val workerThread = object : Thread() {
-        override fun run() {
+        public override fun run() {
             foo()
         }
     }

compiler/testData/codegen/regressions/kt1157.kt

@@ -2,7 +2,7 @@ public object SomeClass {
     var bug: Any = ""
 
     private val workerThread = object : Thread() {
-        override fun run() {
+        public override fun run() {
             try {
               foo()
               bug = "none"

compiler/testData/codegen/regressions/kt1159.kt

@@ -1,6 +1,6 @@
 public object RefreshQueue {
     private val workerThread: Thread = Thread(object : Runnable {
-        override fun run() {
+        public override fun run() {
             workerThread.isInterrupted()
         }
     });

compiler/testData/codegen/regressions/kt1168.kt

@@ -7,9 +7,9 @@ public abstract class BaseClass() {
 }
 
 public class Subclass : BaseClass() {
-    override val kind : String = "Physical"
+    protected override val kind : String = "Physical"
 
-    override val kind2 : String = " kind2"
+    protected override val kind2 : String = " kind2"
 }
 
 fun box():String = if(Subclass().debug() == "Physical kind2") "OK" else "fail"

compiler/testData/codegen/regressions/kt299.jet

@@ -1,5 +1,5 @@
 class MyRange1() : Range<Int> {
-    override fun contains(item: Int) = true
+    public override fun contains(item: Int) = true
 }
 
 class MyRange2() {

compiler/testData/codegen/regressions/kt344.jet

@@ -163,7 +163,7 @@ fun t11(var x: Int) : Int {
 fun t12(x: Int) : Int {
     var y = x
     val runnable = object : Runnable {
-        override fun run () {
+        public override fun run () {
             y = y + 1
         }
     }

compiler/testData/codegen/regressions/kt533.kt

@@ -95,11 +95,11 @@ fun LinkedList<Int>.sum(f : (Int, Int) -> Int) : Int {
 }
 
 fun <T> List<T>.backwards() : Iterable<T> = object : Iterable<T> {
-  override fun iterator() : jet.Iterator<T> =
+  public override fun iterator() : jet.Iterator<T> =
       object : jet.Iterator<T> {
           var current = size()
-          override fun next() : T = get(--current)
-          override val hasNext : Boolean get() = current > 0
+          public override fun next() : T = get(--current)
+          public override val hasNext : Boolean get() = current > 0
       }
 }
 

compiler/testData/codegen/regressions/kt887.jet

@@ -1,5 +1,5 @@
 class Book(val name: String) : Comparable<Book> {
-  override fun compareTo(other: Book) = name.compareTo(other.name)
+  public override fun compareTo(other: Book) = name.compareTo(other.name)
 }
 
 fun box() = if(Book("239").compareTo(Book("932")) != 0) "OK" else "fail"

compiler/testData/codegen/regressions/kt940.kt

@@ -3,13 +3,13 @@ import java.util.*
 fun box() : String {
     val w = object : Comparator<String?> {
 
-        override fun compare(o1 : String?, o2 : String?) : Int {
+        public override fun compare(o1 : String?, o2 : String?) : Int {
             val l1 : Int = o1?.length ?: 0
             val l2 = o2?.length ?: 0
             return l1 - l2
         }
 
-         override fun equals(obj: Any?): Boolean = obj === this
+         public override fun equals(obj: Any?): Boolean = obj === this
     }
 
     w.compare("aaa", "bbb")