Jorge Aparicio 42b4300d36 CI: use Xargo 0.2.x ... this version uses the rust-src component that rustup installs instead of fetching the source tarball from static.r-l.o, which sometimes went wrong due to the fallible logic that Xargo 0.1.x used		2016-11-23 12:47:42 -05:00
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compiler-builtins	CI: use Xargo 0.2.x	2016-11-23 12:47:42 -05:00