added a .gitignore
added a .gitignore


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Former-commit-id: 954931bfd1e0531e7a4128af01b95249cfee3584 [formerly 7dc35deaccdf4d5a9221a7ba5c7811d00bd04c98]
Former-commit-id: c58d67ef1e4070d2f94cac737826baff325fe90d
sctjkc01/ofCourse,ritjoe/ofCourse,ritjoe/ofCourse,ryansb/ofCourse,sctjkc01/ofCourse,ryansb/ofCourse