Update regex to match diffs output by cargo fmt. (#208)
Update regex to match diffs output by cargo fmt. (#208)

It appears the header of the diffs output by cargo fmt have changed. It now says "Diff in /blah/blah/blah.rs at line 99:" Matching on lines starting with + or - should be more future-proof against changes to the surroundings.
tikue/tarpc,google/tarpc,tikue/tarpc,google/tarpc