Dropping package facades:

- add @Deprecated kotlin.internal.InternalPackage to runtime
(for compatibility with older Kotlin code)

core/builtins/src/kotlin/internal/InternalPackage.java

@@ -0,0 +1,28 @@
+/*
+ * Copyright 2010-2015 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package kotlin.internal;
+
+@Deprecated
+public class InternalPackage {
+    public static int getProgressionFinalElement(int start, int end, int increment) {
+        return ProgressionUtilKt.getProgressionFinalElement(start, end, increment);
+    }
+
+    public static long getProgressionFinalElement(long start, long end, long increment) {
+        return ProgressionUtilKt.getProgressionFinalElement(start, end, increment);
+    }
+}