Various changes to svd, eig, norm and rank#1312

Merged

ViralBShah merged 1 commit intoJuliaLang:masterfrom andreasnoack:master

Sep 29, 2012

+55-31

Commits on Sep 26, 2012

Fix of svd to allow for zero dimensional matrices. sdd has been removed and svd calls gesdd. Thin svd method has been added. Change eig to allow for vals only method for efficiency. Added eigvals f…
andreasnoack
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