Jorge Aparicio 5c0e0f2070 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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Dockerfile	CI: use Xargo 0.2.x	2016-11-23 12:47:42 -05:00