pintos-rs/src/utils/backtrace, branch main

pintos-rs/src/utils/backtrace, branch main [no description] new file mode 2017-05-19T13:02:41+00:00 klaar36 klas.arvidsson@liu.se 2017-05-19T13:02:41+00:00 6fea0f8ce4ba0d08a414a1650c829afbef285f70

Initial Pintos 2015-03-20T16:30:24+00:00 klaar36 klas.arvidsson@liu.se 2015-03-20T16:30:24+00:00 e7bc50ca8ffcaa6ed68ebd2315f78b0f5a7d10ad