Fiori Tree Views (#816)

* add read only tree table and value help
* rm tree table in catalogservice
* Update cat-service.cds
* i18n and object page
* hana workaround, local messaging and rm virtual
* move hierarchy to fiori
* Update admin-service.cds

* Update common.cds

* fix after moving to fiori

* fix UI filter

* file-based-messaging in hybrid

* review fixes

* Update services.cds

* make bookshop Books fiori.draft.enabled

* add simplest handler for sqlite

* adapt test and link in csvs

* .

* Reverting to human-readable UUIDs :)

* Less obstrusive workaround

* typo

* Update fiori/app/common.cds

* Update fiori/app/common.cds

* Workaround for stupid GUID check in Fiori client

* ...

* Simplified mock support for recursive hierarchies in SQLite :)

* missing comma

* Rudimentary tree support for Genres on SQLite

* ?.

* fixed copy error

* using subselect to determine leafs

* Revert "using subselect to determine leafs"

This reverts commit f01ddaea1f.

* Using scalar subselect for DrillState

* .

---------

Co-authored-by: D070615 <olena.timrova@sap.com>
Co-authored-by: D045778 <johannes.vogel@sap.com>
Co-authored-by: Daniel Hutzel <daniel.hutzel@sap.com>

bookshop/db/schema.cds

@@ -25,9 +25,14 @@ entity Authors : managed {
 
 /** Hierarchically organized Code List for Genres */
 entity Genres : sap.common.CodeList {
-  key ID   : Integer;
+  key ID   : UUID;
   parent   : Association to Genres;
   children : Composition of many Genres on children.parent = $self;
 }
 
 type Price : Decimal(9,2);
+
+
+// ------------------------------------------------------------------
+// temporary workaround for reuse in fiori sample and hana deployment
+annotate Books with @fiori.draft.enabled;