Fix the Dispatcher pattern.

init.rb

@@ -1,19 +1,27 @@
 require 'redmine'
 
 # Patches to the Redmine core.
-require 'dispatcher'
 require 'overhead_deliverable_patch'
 require 'overhead_hourly_deliverable_patch'
 require 'overhead_fixed_deliverable_patch'
 require 'overhead_issue_patch'
 require 'overhead_time_entry_patch'
 require 'overhead_time_entry_activity_patch'
+
+require 'dispatcher'
 Dispatcher.to_prepare do
+  require_dependency 'deliverable'
   Deliverable.send(:include, OverheadDeliverablePatch)
+  require_dependency 'hourly_deliverable'
   HourlyDeliverable.send(:include, OverheadHourlyDeliverablePatch)
+  require_dependency 'fixed_deliverable'
   FixedDeliverable.send(:include, OverheadFixedDeliverablePatch)
+  require_dependency 'issue'
   Issue.send(:include, OverheadIssuePatch)
+  require_dependency 'time_entry'
   TimeEntry.send(:include, OverheadTimeEntryPatch)
+  require_dependency 'enumeration'
+  require_dependency 'time_entry_activity'
   TimeEntryActivity.send(:include, OverheadTimeEntryActivityPatch)
 end
 

lib/overhead_deliverable_patch.rb

@@ -1,5 +1,3 @@
-require_dependency 'deliverable'
-
 module OverheadDeliverablePatch
   def self.included(base)
     base.send(:include, InstanceMethods)

lib/overhead_fixed_deliverable_patch.rb

@@ -1,6 +1,3 @@
-require_dependency 'deliverable'
-require_dependency 'fixed_deliverable'
-
 module OverheadFixedDeliverablePatch
   def self.included(base)
     base.send(:include, InstanceMethods)

lib/overhead_hourly_deliverable_patch.rb

@@ -1,6 +1,3 @@
-require_dependency 'deliverable'
-require_dependency 'hourly_deliverable'
-
 module OverheadHourlyDeliverablePatch
   def self.included(base)
     base.send(:include, InstanceMethods)

lib/overhead_issue_patch.rb

@@ -1,5 +1,3 @@
-require_dependency 'issue'
-
 module OverheadIssuePatch
   def self.included(base)
     base.send(:include, InstanceMethods)

lib/overhead_time_entry_activity_patch.rb

@@ -1,5 +1,3 @@
-require_dependency 'time_entry_activity'
-
 module OverheadTimeEntryActivityPatch
   def self.included(base)
     base.extend(ClassMethods)

lib/overhead_time_entry_patch.rb

@@ -1,5 +1,3 @@
-require_dependency 'time_entry'
-
 module OverheadTimeEntryPatch
   def self.included(base)
     base.class_eval do