anchor.diff:  
   (defparameter *cld-repositories* (list *github-cld-repository*))
   
  -(defparameter *on-not-found-cld* :warn)
  +(defparameter *solving-mode* :lenient "One of :strict, :lenient. If :strict, errors are signaled if a cld cannot be found, or a dependency version is not specified. If :lenient, signal warnings and try to solve dependencies loading latest versions and the like.")
   
   (defun verbose-msg (msg &rest args)
     (when *verbose-mode*
  
positive.code: 			 (calculate-library-versions dependency-library-version
  						     (cons dependency visited))))
                                          ;else
                   (warn "No ASDF system is being loaded by CLDM for ~A~%"
  		       dependency))))))
  
  (defun validate-library-versions-list (versions-list)
    (loop for i from 0 to (1- (length versions-list))
  
negative.code:                       (if (not (library-version dependency))
                            ;; No library version specified in the dependency
                            ;; Use the latest version
  			  (ecase *solving-mode*
  			    (:lenient
  			     (warn "Library version not specified for ~A. Calculating dependencies with the latest version!!" dependency)
  			     (first (library-versions library)))
  			    (:strict
  			     (error "Library version not specified for ~A." dependency)))
                            ;; else, use the library version specified
                            (find-cld-library-version
                             library
  