Merge pull request scala#4827 from soc/SI-6162-public

SI-6162 Make @deprecated{Inheritance,Overriding} public

Author: SethTisue

src/library/scala/deprecatedInheritance.scala

@@ -19,5 +19,4 @@ package scala
  *  @since  2.10
  *  @see    [[scala.deprecatedOverriding]]
  */
-private[scala] // for now, this needs to be generalized to communicate other modifier deltas
 class deprecatedInheritance(message: String = "", since: String = "") extends scala.annotation.StaticAnnotation

src/library/scala/deprecatedOverriding.scala

@@ -17,5 +17,4 @@ package scala
  *  @since  2.10
  *  @see    [[scala.deprecatedInheritance]]
  */
-private[scala] // for the same reasons as deprecatedInheritance
 class deprecatedOverriding(message: String = "", since: String = "") extends scala.annotation.StaticAnnotation