Add and fill a Reports drop-down list box.

Add and fill a Reports drop-down list box.

* src/main/java/org/glom/web/server/ConfiguredDocument.java:
Aded getReports():
* src/main/java/org/glom/web/client/OnlineGlomService.java:
* src/main/java/org/glom/web/client/OnlineGlomServiceAsync.java:
* src/main/java/org/glom/web/server/OnlineGlomServiceImpl.java:
Added getReports(document, table, localeID), calling
ConfiguredDocument.getReports().
* src/main/java/org/glom/web/client/ui/TableSelectionView.java:
* src/main/java/org/glom/web/client/ui/TableSelectionViewImpl.java:
Added setReportsList() and a list widget.
* src/main/java/org/glom/web/client/activity/TableSelectionActivity
.java (TableSelectionActivity.fillView(): Fill the view's reports list.