anchor.diff:    }
   }
   
  +/**
  + * Weekly Commit Counts
  + */
   class WeeklyCommitCounts {
     final GitHub github;
  +  
  +  /**
  +   * Commit Counts for All Users
  +   */
     List<int> all;
  +  
  +  /**
  +   * Commit Counts for the Owner
  +   */
     List<int> owner;
   
     WeeklyCommitCounts(this.github);
  
positive.code: class ContributorWeekStatistics {
    final GitHub github;
  
    DateTime start;
    int additions;
    int deletions;
    int commits;
  
    ContributorWeekStatistics(this.github);
  
negative.code: part of github.client;
  
  /**
   * A Contributor's Statistics for a Repository
   */
  class ContributorStatistics {
    final GitHub github;
  
    /**
     * The Author
     */
    User author;
    
    /**
     * Total Commits
     */
    int total;
    
    /**
     * Weekly Statistics
     */
    List<ContributorWeekStatistics> weeks;
  
    ContributorStatistics(this.github);
  