[table] display navigation component both above and below the table + add the ``show_all_option`` class parameter on TableLayout

[doc] update 3.14 release notes

[table view] some new table view enhancements * rewrite entiy table view column renderers to use default_* methods instead of lambda so that column_renderers may be properly deep-copied * new RelatedEntitiesColRenderer * default addcount to false on RelatedEntityColRenderer * more doc

[navigation] extract method from SortedNavigation.call to ease overriding

[cleanup] drop some appengine support junk

[table view] properly handle show/hide filter actions so we get proper action displayed even when recalled from pagination

backport stable

[pagination] closes #2072029: add css class to div for "see them all" link for pagination.

[prev/next] properly translate previous/next links' title, closes #2072158

[rql, integrity] let ValidationError and Unauthorized pass during composite deletion (closes #2070042)

[table view, workflow] fix the display of wf history table (closes: #2065652) was relying on no more used 'cell' view

backport stable

[rset] replace entity cw_rset on .limit(inplace=True) will avoid pb if the entity is still referenced by some other entity relations cache. Closes #2065643 Also, drop '_resultset' from some test names on the way (redundant information, we're in ResultSetTC...)

[instance creation] properly search for sql extension in the schema directory. Closes #2068117

[entity table view] add count default to true on main entity column

[table sort] should eval cubicweb:sortvalue to make it works properly