Index: app/models/issue.rb
===================================================================
--- app/models/issue.rb	(revision 8493)
+++ app/models/issue.rb	(working copy)
@@ -315,7 +315,7 @@
     end
 
     unless leaf?
-      attrs.reject! {|k,v| %w(priority_id done_ratio start_date due_date estimated_hours).include?(k)}
+      #attrs.reject! {|k,v| %w(priority_id done_ratio start_date due_date estimated_hours).include?(k)}
     end
 
     if attrs['parent_issue_id'].present?
@@ -816,18 +816,6 @@
 
   def recalculate_attributes_for(issue_id)
     if issue_id && p = Issue.find_by_id(issue_id)
-      # priority = highest priority of children
-      if priority_position = p.children.maximum("#{IssuePriority.table_name}.position", :joins => :priority)
-        p.priority = IssuePriority.find_by_position(priority_position)
-      end
-
-      # start/due dates = lowest/highest dates of children
-      p.start_date = p.children.minimum(:start_date)
-      p.due_date = p.children.maximum(:due_date)
-      if p.start_date && p.due_date && p.due_date < p.start_date
-        p.start_date, p.due_date = p.due_date, p.start_date
-      end
-
       # done ratio = weighted average ratio of leaves
       unless Issue.use_status_for_done_ratio? && p.status && p.status.default_done_ratio
         leaves_count = p.leaves.count
Index: app/views/issues/_attributes.html.erb
===================================================================
--- app/views/issues/_attributes.html.erb	(revision 8493)
+++ app/views/issues/_attributes.html.erb	(working copy)
@@ -8,7 +8,7 @@
 <% end %>
 
 <% if @issue.safe_attribute? 'priority_id' %>
-<p><%= f.select :priority_id, (@priorities.collect {|p| [p.name, p.id]}), {:required => true}, :disabled => !@issue.leaf? %></p>
+<p><%= f.select :priority_id, (@priorities.collect {|p| [p.name, p.id]}), {:required => true} %></p>
 <% end %>
 
 <% if @issue.safe_attribute? 'assigned_to_id' %>
@@ -45,11 +45,11 @@
 <% end %>
 
 <% if @issue.safe_attribute? 'start_date' %>
-<p><%= f.text_field :start_date, :size => 10, :disabled => !@issue.leaf? %><%= calendar_for('issue_start_date') if @issue.leaf? %></p>
+<p><%= f.text_field :start_date, :size => 10 %><%= calendar_for('issue_start_date') %></p>
 <% end %>
 
 <% if @issue.safe_attribute? 'due_date' %>
-<p><%= f.text_field :due_date, :size => 10, :disabled => !@issue.leaf? %><%= calendar_for('issue_due_date') if @issue.leaf? %></p>
+<p><%= f.text_field :due_date, :size => 10 %><%= calendar_for('issue_due_date') %></p>
 <% end %>
 
 <% if @issue.safe_attribute? 'estimated_hours' %>