[#4177] Refactored new Contract form to be used with editing a contract.

init.rb

@@ -14,7 +14,7 @@ Redmine::Plugin.register :redmine_contracts do
   requires_redmine_plugin :redmine_rate, :version_or_higher => '0.1.0'
 
   project_module :contracts do
-    permission :manage_budget, {:contracts => [:index, :new, :create, :show] }, :public => true
+    permission :manage_budget, {:contracts => [:index, :new, :create, :show, :edit, :update] }, :public => true
   end
 
   menu(:project_menu,