anchor.diff:    :description "cl-patterns with MIDI file functionality"
     :author "modula t."
     :license "MIT"
  -  :version "0.6"
  +  :version "0.7"
     :depends-on (#:cl-patterns
                  #:midi)
     :serial t
  
positive.code:   :description "cl-patterns with SuperCollider/cl-collider backend"
    :author "modula t."
    :license "MIT"
    :version "0.6"
    :depends-on (#:cl-patterns
                 #:cl-collider)
    :serial t
  
negative.code:   :description "cl-patterns with debug backend"
    :author "modula t."
    :license "MIT"
    :version "0.7"
    :depends-on (#:cl-patterns)
    :serial t
    :components ((:file "src/backends/debug")))
  