Remove Travis shutdown debug scripts, and remove CI-specific DNS settings#53234

Merged

bors merged 3 commits intorust-lang:masterfrom

kennytm:debug-9696

Aug 16, 2018

Commits on Aug 16, 2018

Revert "Auto merge of #53134 - alexcrichton:tweak-travis, r=Mark-Simulacrum"
kennytm
committed
Revert "Auto merge of #53035 - alexcrichton:debug-travis, r=kennytm"
kennytm
committed
Revert "Use public DNS server instead of 169.254.169.254 on CI."
kennytm
committed