Add author / maintainer info to asd

 * The example in the readme failed on CCL because of a missing kw-arg
   to a signal. added that slot to hopefully make everything happy there

thanks Devon Sean McCullough

collectors.asd

@@ -12,6 +12,8 @@
    pulled from arnesi into its own library and stripped of dependencies"
   :licence "BSD"
   :version "0.1"
+  :author "Marco Baringer, Russ Tyndall <[email protected]>"
+  :maintainer "Russ Tyndall <[email protected]>"
   :components ((:file "collectors"))
   :depends-on (:alexandria :closer-mop))
 
@@ -20,6 +22,8 @@
    pulled from arnesi into its own library"
   :licence "BSD"
   :version "0.1"
+  :author "Marco Baringer, Russ Tyndall <[email protected]>"
+  :maintainer "Russ Tyndall <[email protected]>"
   :components ((:module :tests
 			:serial t
 			:components ((:file "collectors"))))

collectors.lisp

@@ -3,7 +3,7 @@
 (cl:defpackage :collectors-signals
   (:export
    ;; signals and restarts
-   #:aggregating #:skip #:new-value #:value #:aggregator
+   #:aggregating #:skip #:new-value #:value #:aggregator #:after-values
    #:done-aggregating #:aggregate))
 
 (cl:defpackage :collectors
@@ -53,7 +53,10 @@
       :initarg :aggregator :initform nil)))
 
   (define-condition collectors-signals:done-aggregating ()
-    ((collectors-signals:aggregate
+    ((collectors-signals:after-values
+      :accessor collectors-signals:after-values
+      :initarg :after-values :initform nil)
+     (collectors-signals:aggregate
          :accessor collectors-signals:aggregate
          :initarg :aggregate :initform nil)
      (collectors-signals:aggregator