move coverage of the standard methods across Iterable, Array, java.util.Iterable (not quite complete but close)

stdlib/ktSrc/JavaCollections.kt

@@ -0,0 +1,10 @@
+package std.util
+
+import java.util.*
+
+/** Returns a new collection containing the results of applying the given function to each element in this collection */
+inline fun <T, R> java.util.Collection<T>.map(result: Collection<R> = ArrayList<R>(this.size), transform : (T) -> R) : Collection<R> {
+  for (item in this)
+    result.add(transform(item))
+  return result
+}