Update Travis CI env variables with a CC_TEST_REPORTER_ID from the settings page in the CodeClimate repo (I don't have the direct link as I'm not the owner).
Fixed some outdated things. protected_attributes is still obnoxious—consider dropping support since it's been long gone.
Modernizing
workflowRubyversions (2.3 - 2.5)ActiveRecordversions (4.1 - 5.2)CC_TEST_REPORTER_IDfrom the settings page in the CodeClimate repo (I don't have the direct link as I'm not the owner).protected_attributesis still obnoxious—consider dropping support since it's been long gone.add_on_blankwas deprecated so I replaced it with what the method did historically.