Gnumeric 1.12.34

Andreas:
	* Fix hyperlinks import from ODF. [#779635]

Jean:
	* Fix xlsx export of chart series names. [#778618]
	* Always export a transparent fill style in charts. [#779160]

Morten:
	* Doc fixes.
	* Fix xlsx import with missing header/footer. [#778292]
	* Minor xlsx import improvements with alias colors.
	* Test suite improvements.
	* Improve Excel handling of hyperlinks.
	* Hyperlinks improvements.  [#706671]
	* Plug leaks.
	* Fix issues with sheet-local names.
	* ssdiff improvements with hyperlinks, input messages,
	  conditional formats, and validations.
	* Make exit code from ssdiff follow diff's.
	* Fix ssdiff with inter-sheet references.
	* Fix style border colour sharing.

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