Deprecate caps.* and update MimaFilters

Author: odersky

library/src/scala/caps.scala

@@ -4,9 +4,12 @@ import annotation.experimental
 
 @experimental object caps:
 
+  /** The universal capture reference (deprecated) */
+  @deprecated("Use `cap` instead")
+  val `*`: Any = ()
+
   /** The universal capture reference */
-  val `*`: Any = () // OLD
-  val cap: Any = () // NEW
+  val cap: Any = ()
 
   object unsafe:
 

project/MiMaFilters.scala

@@ -5,6 +5,7 @@ object MiMaFilters {
   val Library: Seq[ProblemFilter] = Seq(
     ProblemFilters.exclude[DirectMissingMethodProblem]("scala.caps.unsafeBox"),
     ProblemFilters.exclude[DirectMissingMethodProblem]("scala.caps.unsafeUnbox"),
+    ProblemFilters.exclude[DirectMissingMethodProblem]("scala.caps.cap"),
     ProblemFilters.exclude[DirectMissingMethodProblem]("scala.CanEqual.canEqualMap"),
     ProblemFilters.exclude[MissingClassProblem]("scala.caps$Pure"),
     ProblemFilters.exclude[MissingClassProblem]("scala.caps$unsafe$"),