remove "My projects" from scope

app/controllers/search_controller.rb

@@ -42,8 +42,6 @@ class SearchController < ApplicationController
       case search_params[:scope]
       when 'all'
         nil
-      when 'my_projects'
-        User.current.memberships.map(&:project)
       when 'current_project'
         @project
       else

app/helpers/search_helper.rb

@@ -91,7 +91,6 @@ module SearchHelper
 
   def project_select_tag
     options = [[l(:label_project_all), 'all']]
-    options << [l(:label_my_projects), 'my_projects'] unless User.current.memberships.empty?
     options << [l(:label_and_its_subprojects, @project.name), 'subprojects'] unless @project.nil? || @project.descendants.active.empty?
     options << [@project.name, 'current_project'] unless @project.nil?
     styled_select_tag('scope', options_for_select(options, current_scope)) if options.size > 1