Fine tuned abilities and updated how membership is tracked

db/migrate/20130125123317_change_users_active_to_member.rb

@@ -0,0 +1,6 @@
+class ChangeUsersActiveToMember < ActiveRecord::Migration
+  def change
+    change_column :users, :active, :string
+    rename_column :users, :active, :member
+  end
+end

db/migrate/20130125124102_change_users_member_to_integer.rb

@@ -0,0 +1,5 @@
+class ChangeUsersMemberToInteger < ActiveRecord::Migration
+  def change
+    change_column :users, :member, :integer
+  end
+end