refactored std.* package to be kotlin.*. Due to KT-1381 I had to move the functions from kotlin.test into the stdlib for now (I made them not depend on JUnit for now)

docs/exPuzzlers/src/_02_expressive/_02_Time_for_a_Change/BigDecimalSolution.kt

@@ -1,7 +1,7 @@
 namespace change
 
 import java.math.BigDecimal
-import std.io.*
+import kotlin.io.*
 
 fun main(args : Array<String>) {
   // Easy to make BigDecimals user-friendly

docs/exPuzzlers/src/_02_expressive/_03_Long_Division/LongDivision.kt

@@ -1,6 +1,6 @@
 namespace long.division
 
-import std.io.*
+import kotlin.io.*
 
 fun main(args : Array<String>) {
     // Problematic case does not compile

docs/exPuzzlers/src/_02_expressive/_03_Long_Division/LongDivisionSolution.kt

@@ -1,6 +1,6 @@
 namespace long.division.solution
 
-import std.io.*
+import kotlin.io.*
 
 fun main(args : Array<String>) {
     val MICROS_PER_DAY : Long = 24.toLong() * 60 * 60 * 1000 * 1000;

docs/exPuzzlers/src/_02_expressive/_04_Elementary/Elementary.kt

@@ -1,6 +1,6 @@
 namespace elementary
 
-import std.io.*
+import kotlin.io.*
 
 fun main(args : Array<String>) {
     // Problematic case does not compile

docs/exPuzzlers/src/_02_expressive/_06_Multicast/Multicast.kt

@@ -1,6 +1,6 @@
 namespace multicast
 
-import std.io.*
+import kotlin.io.*
 
 fun main(args : Array<String>) {
     println(-1.toByte().toChar().toInt())

docs/exPuzzlers/src/_02_expressive/_07_Swap_Meat/CleverSwap.kt

@@ -1,6 +1,6 @@
 namespace cleverswap
 
-import std.io.*
+import kotlin.io.*
 
 fun main(args : Array<String>) {
     var x = 1

docs/exPuzzlers/src/_02_expressive/_08_Dos_Equis/DosEquis.kt

@@ -1,6 +1,6 @@
 namespace dos.equis
 
-import std.io.*
+import kotlin.io.*
 
 fun main(args : Array<String>) {
     // Problematic case does not compile

docs/exPuzzlers/src/_03_character/_11_The_Last_Laugh/LastLaugh.kt

@@ -1,6 +1,6 @@
 namespace last.laugh
 
-import std.io.*
+import kotlin.io.*
 
 fun main(args : Array<String>) {
     print("H" + "a")

docs/exPuzzlers/src/_03_character/_13_Animal_Farm/AnimalFarm.kt

@@ -1,7 +1,7 @@
 namespace animal.farm
 
-import std.io.*
-import std.*
+import kotlin.io.*
+import kotlin.*
 
 fun main(args : Array<String>) {
     val pig = "length: 10";

docs/exPuzzlers/src/_03_character/_14_Escape_Rout/EscapeRout.kt

@@ -1,7 +1,7 @@
 namespace escape.rout
 
-import std.io.*
-import std.*
+import kotlin.io.*
+import kotlin.*
 
 fun main(args : Array<String>) {
     // \u0022 is the Unicode escape for double quote (")

docs/exPuzzlers/src/_03_character/_15_Hello_Whirled/Test.kt

@@ -1,7 +1,7 @@
 namespace hello.whirled
 
-import std.io.*
-import std.*
+import kotlin.io.*
+import kotlin.*
 
 /**
  * Generated by the IBM IDL-to-Java compiler, version 1.0

docs/exPuzzlers/src/_03_character/_16_Line_Printer/LinePrinter.kt

@@ -1,7 +1,7 @@
 namespace line.printer
 
-import std.io.*
-import std.*
+import kotlin.io.*
+import kotlin.*
 
 fun main(args : Array<String>) {
     // Note: \u000A is Unicode representation of linefeed (LF)

docs/exPuzzlers/src/_03_character/_20_Whats_My_Class/Me.kt

@@ -1,8 +1,8 @@
 namespace whats.my.`class`
 
-import std.io.*
-import std.string.*
-import std.jutils.*
+import kotlin.io.*
+import kotlin.string.*
+import kotlin.jutils.*
 
 class Me() {
     fun main() {

docs/exPuzzlers/src/_03_character/_21_Whats_My_Class_Take_2/MeToo.kt

@@ -1,8 +1,8 @@
 namespace whats.my.`class`.take2
 
-import std.io.*
-import std.string.*
-import std.jutils.*
+import kotlin.io.*
+import kotlin.string.*
+import kotlin.jutils.*
 import java.io.File;
 
 class MeToo() {

docs/exPuzzlers/src/_03_character/_23_No_Pain_No_Gain/Rhymes.kt

@@ -1,6 +1,6 @@
 namespace no.pain.no.gain
 
-import std.io.*
+import kotlin.io.*
 
 val rnd = java.util.Random();
 

docs/exPuzzlers/src/_04_loopy/_24_Big_Delight_in_Every_Byte/BigDelight.kt

@@ -1,6 +1,6 @@
 namespace big.delight.in.every.byte
 
-import std.io.*
+import kotlin.io.*
 
 fun main(args : Array<String>) {
 //    for (b : Byte in Byte.MIN_VALUE..Byte.MAX_VALUE) {

docs/exPuzzlers/src/_04_loopy/_25_In_the_Loop/InTheLoop.kt

@@ -1,6 +1,6 @@
 namespace `in`.the.loop
 
-import std.io.*
+import kotlin.io.*
 
 val END = Integer.MAX_VALUE
 val START = END - 100

docs/exPuzzlers/src/_04_loopy/_31_Ghost_of_Looper/GhostOfLooper.kt

@@ -1,6 +1,6 @@
 namespace ghost.of.looper
 
-import std.io.*
+import kotlin.io.*
 
 fun main(args : Array<String>) {
     var i : Short = -1.toShort()

docs/exPuzzlers/src/_04_loopy/_32_Curse_of_Looper/CurseOfLooper.kt

@@ -1,6 +1,6 @@
 namespace curse.of.loooper   // BUG!!!
 
-import std.io.*
+import kotlin.io.*
 
 class Curse<T : Comparable<T>>() {
     fun curse(i : T, j : T) {

docs/exPuzzlers/src/_04_loopy/_34_Down_for_the_Count/Count.kt

@@ -1,6 +1,6 @@
 namespace down.`for`.the.count
 
-import std.io.*
+import kotlin.io.*
 
 fun main(args : Array<String>) {
 // Problematic code does not compile

docs/exPuzzlers/src/_05_exceptional/_36_Indecision/Indecisive.kt

@@ -1,6 +1,6 @@
 namespace indecision
 
-import std.io.*
+import kotlin.io.*
 
 fun main(args : Array<String>) {
     println(decision())

docs/exPuzzlers/src/_05_exceptional/_38_Unwelcome_Guest/UnwelcomeGuest.kt

@@ -1,6 +1,6 @@
 namespace unwelcome.guest
 
-import std.io.*
+import kotlin.io.*
 
 val GUEST_USER_ID = -1
 val USER_ID =

docs/exPuzzlers/src/_05_exceptional/_39_The_Reluctant_Constructor/Reluctant.kt

@@ -1,6 +1,6 @@
 namespace the.reluctant.constructor
 
-import std.io.*
+import kotlin.io.*
 
 public class Reluctant() {
     val internalInstance = Reluctant() // Recursion is obvious

docs/exPuzzlers/src/_05_exceptional/_42_Thrown_for_a_Loop/Loop.kt

@@ -1,7 +1,7 @@
 namespace thrown.`for`.a.looop // BUG
 
-import std.io.*
-import std.*
+import kotlin.io.*
+import kotlin.*
 
 fun iarr(vararg a : Int) = a // due to a BUG
 

docs/exPuzzlers/src/_06_classy/_47_Well_Dog_My_Cats/Ruckus.kt

@@ -1,7 +1,7 @@
 namespace well.dog.my.cats
 
-import std.io.*
-import std.*
+import kotlin.io.*
+import kotlin.*
 
 open class Counter {
     class object {

docs/exPuzzlers/src/_06_classy/_48_All_I_Get_Is_Static/Bark.kt

@@ -1,7 +1,7 @@
 namespace all.i.get.`is`.static
 
-import std.io.*
-import std.*
+import kotlin.io.*
+import kotlin.*
 
 open class Dog() {
     class object {

docs/exPuzzlers/src/_06_classy/_53_Do_Your_Thing/MyThing.kt

@@ -1,7 +1,7 @@
 namespace `do`.your.thing
 
-import std.io.*
-import std.*
+import kotlin.io.*
+import kotlin.*
 import _06_classy._53_Do_Your_Thing.Thing
 
 class MyThing(val arg : Int) : Thing(arg) {

docs/exPuzzlers/src/_06_classy/_54_Null_and_Void/Null.kt

@@ -1,7 +1,7 @@
 namespace `null`.and.void
 
-import std.io.*
-import std.*
+import kotlin.io.*
+import kotlin.*
 
 class Null() {
     class object {

docs/exPuzzlers/src/_06_classy/_55_Creationism/Creator.kt

@@ -1,7 +1,7 @@
 namespace creationism
 
-import std.io.*
-import std.*
+import kotlin.io.*
+import kotlin.*
 
 class Creature() {
     class object {

docs/exPuzzlers/src/_07_library/_56_Big_Problem/BigProblem.kt

@@ -1,7 +1,7 @@
 namespace big.problem
 
-import std.io.*
-import std.*
+import kotlin.io.*
+import kotlin.*
 import java.math.BigInteger
 
 fun main(args : Array<String>) {

docs/exPuzzlers/src/_07_library/_59_Whats_the_Difference/Differences.kt

@@ -1,7 +1,7 @@
 namespace whats.the.difference
 
-import std.io.*
-import std.*
+import kotlin.io.*
+import kotlin.*
 import java.util.*
 
 fun iarray(vararg a : Int) = a // BUG