MAGenerator: execution now resumes at the top of a generator on the subsequent call when execution falls off the bottom
MAGenerator: execution now resumes at the top of a generator on the subsequent call when execution falls off the bottom

git-svn-id: 16d9a5ea02e219760df2281eb0f5f05598e33ab6@86 1ea6ab17-982b-0410-b0ab-91172c90a6e5

mikeash/MAGenerator,seltzered/MAGenerator