SWE-2 / SP-263: Deletion of projects, spaces and experiment types. Emptying trash.

...s/generic/client/web/client/application/menu/TopMenu.java

...ient/web/client/application/ui/deletion/DeletionGrid.java

...application/ui/deletion/EmptyTrashConfirmationDialog.java

...tion/ui/deletion/PermanentDeletionConfirmationDialog.java

...nt/application/ui/entity_type/AbstractEntityTypeGrid.java

...ient/application/ui/experiment/ExperimentBrowserGrid.java

.../experiment/ExperimentListDeletionConfirmationDialog.java

...ion/ui/project/ProjectListDeletionConfirmationDialog.java

...urce/java/ch/systemsx/cisd/openbis/uitest/ManualTest.java

...urce/java/ch/systemsx/cisd/openbis/uitest/SampleTest.java

...systemsx/cisd/openbis/uitest/infra/ApplicationRunner.java

...a/ch/systemsx/cisd/openbis/uitest/infra/SeleniumTest.java

...ava/ch/systemsx/cisd/openbis/uitest/page/BrowserPage.java

.../ch/systemsx/cisd/openbis/uitest/page/NavigationPage.java

...ource/java/ch/systemsx/cisd/openbis/uitest/page/Page.java

...ch/systemsx/cisd/openbis/uitest/page/menu/BrowseMenu.java

...temsx/cisd/openbis/uitest/page/tab/ExperimentBrowser.java

...x/cisd/openbis/uitest/page/tab/ExperimentTypeBrowser.java

...temsx/cisd/openbis/uitest/page/tab/SampleTypeBrowser.java

.../java/ch/systemsx/cisd/openbis/uitest/page/tab/Trash.java