tests: Copy stdlib tests from Kotlin/JVM

This patch copies Kotlin/JVM stdlib tests (libraries/stdlib/test)
excepting ones with explicit java dependencies. It also transforms
the tests to use them as box-tests.

backend.native/tests/external/stdlib/collections/CollectionTest/mapRanges.kt

@@ -0,0 +1,7 @@
+import kotlin.test.*
+import kotlin.comparisons.*
+
+fun box() {
+    val range = (1..3).map { it * 2 }
+    assertEquals(listOf(2, 4, 6), range)
+}