Add tests of the sort and argsort methods preparatory to merging new type specific versions for strings and unicode.
Add tests of the sort and argsort methods preparatory to merging new
type specific versions for strings and unicode.


git-svn-id: 77a43f9646713b91fea7788fad5dfbf67e151ece@4789 94b884b6-d6fd-0310-90d3-974f1d3f35e1

efiring/numpy-work,illume/numpy3k,chadnetzer/numpy-gaurdro,Ademan/NumPy-GSoC,efiring/numpy-work,teoliphant/numpy-refactor,teoliphant/numpy-refactor,jasonmccampbell/numpy-refactor-sprint,Ademan/NumPy-GSoC,chadnetzer/numpy-gaurdro,teoliphant/numpy-refactor,Ademan/NumPy-GSoC,efiring/numpy-work,teoliphant/numpy-refactor,Ademan/NumPy-GSoC,efiring/numpy-work,illume/numpy3k,teoliphant/numpy-refactor,illume/numpy3k,illume/numpy3k,jasonmccampbell/numpy-refactor-sprint,chadnetzer/numpy-gaurdro,chadnetzer/numpy-gaurdro,jasonmccampbell/numpy-refactor-sprint,jasonmccampbell/numpy-refactor-sprint