Gnumeric 1.12.32

Andreas:
	* Improve html4.0 fragment export. [#769343]
	* Fix moving averages, exponential smothing and principal
	  component tools. [#769659] 

Jean:
	* Fix  paradox plugin build with pxlib-0.6.7. [#769319]

Morten:
	* Avoid gnome-common dependency.
	* New text functions CONCAT, TEXTJOIN.
	* New selection functions IFS, SWITCH.
	* New aggregation functions SUMIFS, AVERAGEIFS, MINIFS, MAXIFS, COUNTIFS.
	* Fix criteria function issue with errors in the selector area.
	* Fix corner case for MINA and MAXA.
	* Fix criteria matching of numbers against strings.
	* Test suite improvements.

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