kotlin.annotation package with annotations "target" and "annotation" and enums AnnotationTarget and AnnotationRetention introduced.

Targets for existing built-in annotations.
Access to annotation package from packageFragmentProvider.
Documentation for all classes in the package.

compiler/frontend.java/src/org/jetbrains/kotlin/resolve/jvm/TopDownAnalyzerFacadeForJVM.java

@@ -58,6 +58,7 @@ public enum TopDownAnalyzerFacadeForJVM {
         List<ImportPath> list = new ArrayList<ImportPath>();
         list.add(new ImportPath("java.lang.*"));
         list.add(new ImportPath("kotlin.*"));
+        list.add(new ImportPath("kotlin.annotation.*"));
         list.add(new ImportPath("kotlin.jvm.*"));
         list.add(new ImportPath("kotlin.io.*"));
         // all classes from package "kotlin" mapped to java classes are imported explicitly so that they take priority over classes from java.lang