Multiplatform test annotations

Actual annotations are provided in kotlin-test-junit on JVM side
and in kotlin-test-js on JS side.

#KT-19696

libraries/kotlin.test/js/build.gradle

@@ -5,7 +5,8 @@ apply plugin: 'kotlin-platform-js'
 configurePublishing(project)
 
 dependencies {
-    implement project(':kotlin-test:kotlin-test-common')
+    expectedBy project(':kotlin-test:kotlin-test-common')
+    compile project(':kotlin-test:kotlin-test-annotations-common') // TODO: replace with impl-dependency
     compile project(':kotlin-stdlib-js')
 }
 

libraries/kotlin.test/js/src/main/kotlin/org/junit/junitTest.kt

@@ -1,6 +1,6 @@
 package org.junit
 
 @Deprecated("Use 'Test' from kotlin.test package",
-        replaceWith = ReplaceWith("Test", "kotlin.test.Test"),
+        replaceWith = ReplaceWith("kotlin.test.Test", "kotlin.test.Test"),
         level = DeprecationLevel.WARNING)
 actual typealias Test = kotlin.test.Test