Revert "Fix webservice copy-to menu items"

This reverts commit 3eea2cea86ea9d7f31e1964a472491d0b15fc1a8.

Signed-off-by: Martin Abente Lahaye <tch@sugarlabs.org>
Fix web service API

Web service get_shared_menu no longer receives
a copy of the entry metadata. Instead, it receives
a reference to a method that returns a list of
uids.

Current web services need to be fixed. It is
preferable to follow a on-demand approach
to obtain the entry metadata.

Signed-off-by: Martin Abente Lahaye <tch@sugarlabs.org>
Merge branch 'adjust-webservice-api-try2' of git://github.com/tchx84/sugar into tchx84-adjust-webservice-api-try2