[issue #620] Removed scope from BuildList::Package && small refactoring.

app/controllers/platforms/maintainers_controller.rb

@@ -8,7 +8,7 @@ class Platforms::MaintainersController < ApplicationController
     @maintainers = BuildList::Package.actual.by_platform(@platform)
                                      .order('lower(name) ASC, length(name) ASC')
                                      .includes(:project)
-    @maintainers = @maintainers.find_by_name(params[:q]) if params[:q].present?
+    @maintainers = @maintainers.where('name ILIKE ?', "%#{params[:q]}%") if params[:q].present?
     @maintainers = @maintainers.paginate(:page => params[:page])
   end
 

app/controllers/projects/projects_controller.rb

@@ -39,7 +39,7 @@ class Projects::ProjectsController < Projects::BaseController
   end
 
   def update
-    params[:project].delete(:maintainer_id) unless params[:project][:maintainer_id].present?
+    params[:project].delete(:maintainer_id) if params[:project][:maintainer_id].blank?
     if @project.update_attributes(params[:project])
       flash[:notice] = t('flash.project.saved')
       redirect_to @project

app/models/build_list/package.rb

@@ -16,7 +16,6 @@ class BuildList::Package < ActiveRecord::Base
   scope :actual,          where(:actual => true)
   scope :by_platform,     lambda {|platform| where(:platform_id => platform) }
   scope :by_name,         lambda {|name| where(:name => name) }
-  scope :find_by_name,    lambda {|name| where('name ILIKE ?', "%#{name}%") }
   scope :by_package_type, lambda {|type| where(:package_type => type) }
 
   def assignee