eck: Router pages

Test pages: 
admin/structure/entity-type admin/structure/entity-type/add admin/structure/entity-type/drulenium_server_result/delete admin/structure/entity-type/drulenium_server_result/properties admin/structure/entity-type/drulenium_server_result admin/structure/entity-type/drulenium_server_result/list admin/structure/entity-type/drulenium_server_result/edit admin/structure/entity-type/drulenium_server_result/add admin/structure/entity-type/drulenium_server_result/dr_s_result_diff/delete admin/structure/entity-type/drulenium_server_result/dr_s_result_diff/edit admin/structure/entity-type/drulenium_server_result/dr_s_result_diff admin/structure/entity-type/drulenium_server_result/dr_s_result_diff/list admin/structure/entity-type/drulenium_server_result/dr_s_result_diff/add admin/structure/entity-type/drulenium_server_result/dr_s_result_diff_request/delete admin/structure/entity-type/drulenium_server_result/dr_s_result_diff_request/edit admin/structure/entity-type/drulenium_server_result/dr_s_result_diff_request admin/structure/entity-type/drulenium_server_result/dr_s_result_diff_request/list admin/structure/entity-type/drulenium_server_result/dr_s_result_diff_request/add admin/structure/entity-type/drulenium_server_result/dr_s_result_diff_build/delete admin/structure/entity-type/drulenium_server_result/dr_s_result_diff_build/edit admin/structure/entity-type/drulenium_server_result/dr_s_result_diff_build admin/structure/entity-type/drulenium_server_result/dr_s_result_diff_build/list admin/structure/entity-type/drulenium_server_result/dr_s_result_diff_build/add admin/structure/entity-type/drulenium_test_task/delete admin/structure/entity-type/drulenium_test_task/properties admin/structure/entity-type/drulenium_test_task admin/structure/entity-type/drulenium_test_task/list admin/structure/entity-type/drulenium_test_task/edit admin/structure/entity-type/drulenium_test_task/add admin/structure/entity-type/drulenium_test_task/click_button_task/delete admin/structure/entity-type/drulenium_test_task/click_button_task/edit admin/structure/entity-type/drulenium_test_task/click_button_task admin/structure/entity-type/drulenium_test_task/click_button_task/list admin/structure/entity-type/drulenium_test_task/click_button_task/add admin/structure/entity-type/drulenium_test_task/fill_textbox_task/delete admin/structure/entity-type/drulenium_test_task/fill_textbox_task/edit admin/structure/entity-type/drulenium_test_task/fill_textbox_task admin/structure/entity-type/drulenium_test_task/fill_textbox_task/list admin/structure/entity-type/drulenium_test_task/fill_textbox_task/add admin/structure/entity-type/drulenium_test_task/goto_task/delete admin/structure/entity-type/drulenium_test_task/goto_task/edit admin/structure/entity-type/drulenium_test_task/goto_task admin/structure/entity-type/drulenium_test_task/goto_task/list admin/structure/entity-type/drulenium_test_task/goto_task/add admin/structure/entity-type/drulenium_test_task/hover_over_task/delete admin/structure/entity-type/drulenium_test_task/hover_over_task/edit admin/structure/entity-type/drulenium_test_task/hover_over_task admin/structure/entity-type/drulenium_test_task/hover_over_task/list admin/structure/entity-type/drulenium_test_task/hover_over_task/add admin/structure/entity-type/drulenium_test_task/snapshot_task/delete admin/structure/entity-type/drulenium_test_task/snapshot_task/edit admin/structure/entity-type/drulenium_test_task/snapshot_task admin/structure/entity-type/drulenium_test_task/snapshot_task/list admin/structure/entity-type/drulenium_test_task/snapshot_task/add admin/structure/entity-type/drulenium_test_task/verify_text_task/delete admin/structure/entity-type/drulenium_test_task/verify_text_task/edit admin/structure/entity-type/drulenium_test_task/verify_text_task admin/structure/entity-type/drulenium_test_task/verify_text_task/list admin/structure/entity-type/drulenium_test_task/verify_text_task/add admin/structure/entity-type/drulenium_test_task/wait_task/delete admin/structure/entity-type/drulenium_test_task/wait_task/edit admin/structure/entity-type/drulenium_test_task/wait_task admin/structure/entity-type/drulenium_test_task/wait_task/list admin/structure/entity-type/drulenium_test_task/wait_task/add admin/structure/entity-type/drulenium_visual_diff/delete admin/structure/entity-type/drulenium_visual_diff/properties admin/structure/entity-type/drulenium_visual_diff admin/structure/entity-type/drulenium_visual_diff/list admin/structure/entity-type/drulenium_visual_diff/edit admin/structure/entity-type/drulenium_visual_diff/add admin/structure/entity-type/drulenium_visual_diff/drulenium_visual_diff/delete admin/structure/entity-type/drulenium_visual_diff/drulenium_visual_diff/edit admin/structure/entity-type/drulenium_visual_diff/drulenium_visual_diff admin/structure/entity-type/drulenium_visual_diff/drulenium_visual_diff/list admin/structure/entity-type/drulenium_visual_diff/drulenium_visual_diff/add