Scrutinizer Auto-Fixes

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/goabonga/travis-ci-php-example/inspections/41ef292e-1e9c-4372-a1b4-2258d4e49a72

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Merge pull request #1 from goabonga/scrutinizer-patch-1

#Fix #Coding Style 
Spaces must be used to indent lines; tabs are not allowed