[OpenSmalltalk/opensmalltalk-vm] a7a88a: Revert "Retry .travis_builds.sh when it fails"

 
  Branch: refs/heads/Cog
  Home:   https://github.com/OpenSmalltalk/opensmalltalk-vm
  Commit: a7a88a441e6afa388ddd679c20192b5790eafc62
      https://github.com/OpenSmalltalk/opensmalltalk-vm/commit/a7a88a441e6afa388ddd679c20192b5790eafc62
  Author: Fabio Niephaus <[hidden email]>
  Date:   2018-02-01 (Thu, 01 Feb 2018)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  Revert "Retry .travis_builds.sh when it fails"

This reverts commit 3c5371b083677411152d9d66ad4fecf22880ff5d.


  Commit: cc3aa3dac8379f3f5493dfc40c3b735d8bbf83fa
      https://github.com/OpenSmalltalk/opensmalltalk-vm/commit/cc3aa3dac8379f3f5493dfc40c3b735d8bbf83fa
  Author: Fabio Niephaus <[hidden email]>
  Date:   2018-02-01 (Thu, 01 Feb 2018)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  Upgrade to Xcode 8.3.3

This is currently the default osx_image on Travis:
https://docs.travis-ci.com/user/reference/osx/#OS-X-Version


Compare: https://github.com/OpenSmalltalk/opensmalltalk-vm/compare/3d9d3ad29990...cc3aa3dac837