Gnumeric 1.12.16

Andreas:
	* Fix database-range import from ODF. [#730197]
	* Improve chart roundtrip through ODF. [#728197]
	* Fix export of non-ODF interpolation types to ODF.
	* Fix export of titles and subtitles to ODF. [part of #730397]
	* Fix axis sub-element order in ODF export. [part of #730397]
	* Fix undo crash related to hyperlinks. [#730466]

Morten:
	* Start moving off GtkUIManager.
	* Clean out old #ifdef.
	* Fix ods series marker import/export.
	* Fix plan-perfect issue.  [Debian #748054]
	* Make installtion work without scrollkeeper.
	* Improve import/export testing.  [#730397]
	* Speed up certain large ranges of conditional formatting.
	* Work towards making ods export deterministic.

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