Removed superfluous 'tracks' directory at the root of the repository.

Testing commits to github.

app/models/context.rb

@@ -0,0 +1,63 @@
+class Context < ActiveRecord::Base
+
+  has_many :todos, :dependent => :delete_all, :include => :project, :order => "todos.completed_at DESC"
+  belongs_to :user
+  
+  acts_as_list :scope => :user
+  extend NamePartFinder
+  include Tracks::TodoList
+
+  attr_protected :user
+
+  validates_presence_of :name, :message => "context must have a name"
+  validates_length_of :name, :maximum => 255, :message => "context name must be less than 256 characters"
+  validates_uniqueness_of :name, :message => "already exists", :scope => "user_id"
+  validates_does_not_contain :name, :string => ',', :message => "cannot contain the comma (',') character"
+
+  def self.feed_options(user)
+    {
+      :title => 'Tracks Contexts',
+      :description => "Lists all the contexts for #{user.display_name}"
+    }
+  end
+  
+  def self.null_object
+    NullContext.new
+  end
+
+  def hidden?
+    self.hide == true || self.hide == 1
+  end
+  
+  def title
+    name
+  end
+  
+  def summary(undone_todo_count)
+    s = "<p>#{undone_todo_count}. "
+    s += "Context is #{hidden? ? 'Hidden' : 'Active'}."
+    s += "</p>"
+    s
+  end
+  
+  def new_record_before_save?
+    @new_record_before_save
+  end  
+
+end
+
+class NullContext
+    
+  def nil?
+    true
+  end
+  
+  def id
+    nil
+  end
+  
+  def name
+    ''
+  end
+    
+end