Thu Oct 03 17:15:40 2013  Jiri (George) Lebl <jirka@5z.com>

	* lib/linear_algebra/linear_algebra.gel: Implement
	  KroneckerProduct (alias TensorProduct)

	* help/C/genius.xml: Document KroneckerProduct and add a few
	  wikipedia links and some minor improvements.

	* src/geniustests.txt: add tests