Updating screenshots from submodule

...ed-screenshots/ViewDataTableTest_13_make_hierarchical.png

...ected-screenshots/ViewDataTableTest_14_visits_percent.png

...s/UI/expected-screenshots/ViewDataTableTest_15_search.png

.../expected-screenshots/ViewDataTableTest_1_all_columns.png

...ed-screenshots/ViewDataTableTest_2_column_sorted_desc.png

...ted-screenshots/ViewDataTableTest_3_column_sorted_asc.png

...creenshots/ViewDataTableTest_4_exclude_low_population.png

tests/UI/expected-screenshots/ViewDataTableTest_5_goals.png

...UI/expected-screenshots/ViewDataTableTest_6_bar_graph.png

...UI/expected-screenshots/ViewDataTableTest_7_pie_graph.png

...UI/expected-screenshots/ViewDataTableTest_8_tag_cloud.png

...expected-screenshots/ViewDataTableTest_9_normal_table.png

...expected-screenshots/ViewDataTableTest_export_options.png

...ted-screenshots/ViewDataTableTest_limit_selector_open.png

...ed-screenshots/ViewDataTableTest_related_report_click.png

...pected-screenshots/ViewDataTableTest_subtables_loaded.png