STY: core/ctors: use GetAttrString, not GetAttr
STY: core/ctors: use GetAttrString, not GetAttr

git-svn-id: 77a43f9646713b91fea7788fad5dfbf67e151ece@7901 94b884b6-d6fd-0310-90d3-974f1d3f35e1

teoliphant/numpy-refactor,teoliphant/numpy-refactor,teoliphant/numpy-refactor,jasonmccampbell/numpy-refactor-sprint,teoliphant/numpy-refactor,jasonmccampbell/numpy-refactor-sprint,Ademan/NumPy-GSoC,jasonmccampbell/numpy-refactor-sprint,teoliphant/numpy-refactor,Ademan/NumPy-GSoC,jasonmccampbell/numpy-refactor-sprint,Ademan/NumPy-GSoC,Ademan/NumPy-GSoC