**As** the owner of a list
**I want to** change the list
**so that** can adapt an existing list without having to start from scratch

**Acceptance criteria**

* Users can alter their own lists Begin of the insertion

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End of the deletion * The filters selected Begin of the insertion

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End of the deletion * The columns selected Begin of the insertion

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End of the deletion * The sort order chosen Begin of the insertion

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End of the deletion * On their own persisted lists upon modification Begin of the insertion

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End of the deletion * A information message is displayed next to the page header that the list was manipulated Begin of the insertion

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End of the deletion * A "Save" button appears Begin of the insertion

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End of the deletion * Upon clicking on it, the change will be persisted and both the message as well as the button disappears Begin of the insertion

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End of the deletion * The "Save" option is only present to the more menu when the list the user wants to modify can be saved. Begin of the insertion

* When user can't save modified list (currently only when the user modified a static list), an information message with "Save as" button should appear

* "Save as" menu item should be present for logged in user even when no changes are made to the list


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End of the deletion Updating public/shared lists specified in #51779