Added some .gitignores
Added some .gitignores


Former-commit-id: 1407d111b05edc74632e226c7510da55c7a9e375 [formerly 884099dc195b6261b153391761185dcb64529992] [formerly ccdf68036448982b65f7f257ed27fbe754e7f343]
Former-commit-id: 20aec7a8d947cdcb61abda0e1d43c2608c19708d [formerly d7a652c7397613b20d54763b41f1e8c1db656cb9]
Former-commit-id: b92c615ad01805e08f09218552382d899facb9cc
sctjkc01/ofCourse,ritjoe/ofCourse,ryansb/ofCourse,ryansb/ofCourse,sctjkc01/ofCourse,ritjoe/ofCourse