Corrects ts001_tc004.

The order of the differences has changed in the StructureMergeViewer. This commit changes the test to take into account this new order.
Corrects ts016_tc002_match_engine_configuration_* tests.

The order of the differences has changed in the StructureMergeViewer. This commit changes the test to take into account this new order.
Corrects ts016_tc012_groups_preference_page_set_defaut_group.

Makes the initialization of the test more robust.
Corrects ts001_tc009_2-way_save_comparison_model and
ts002_tc004_3-way_save_comparison_model.

In the default sample editor it seems that all needed resources are now
loaded when the editor starts.
Corrects ts003_tc009_filter_cascading_differences.

The order of the differences has changed in the StructureMergeViewer. This commit changes the test to take into account this new order.
Corrects ts003_tc009_filter_cascading_differences.

The order of the differences has changed in the StructureMergeViewer. This commit changes the test to take into account this new order.
Corrects ts004_tc004_trees_under_groups

The order of the differences has changed in the StructureMergeViewer. This commit changes the test to take into account this new order.
Corrects EGit tests.

Updates the label of the menu "Compare
with Version in Ancestor" to "Compare with Previous Version".
Corrects ts011_tc001_localhistory_workspace_compare_with

The order of the differences has changed in the StructureMergeViewer. This commit changes the test to take into account this new order.
Correct ts011_tc002_localhistory_workspace_replace_with and
ts011_tc004_localhistory_editor_replace_with.

The way of getting the root from the StructuredMergeViewer did not work
anymore (maybe induce by changes in the interface). This commit only
changes the way of getting the root element.
Corrects ts016_tc017_groups_popup_never_synchronize.

Makes this test more robust.
Corrects ts010_tc106_2-way_lookChangeForEdge.

The location of UI elements in diagrams have changed. The new location
seems correct too. This commit only updates location of those shapes.
Update the README file.

Update the README file with a list of failing tests with their
respective
causes.