The MIT license doesn't require that all files be prepended with this
licensing or copyright information. Realm confirmed that they're ok with this
change. This will enable some companies to contribute to SwiftLint and the
date & authorship information will remain accessible via git source control.
* fdescribe
* fcontext
* fi
* xdescribe
* xcontext
* xit
are valid Quick calls and should not trigger this violation.
There should be another SwiftLint rule to discourage the use of focused
tests, so people don't commit and push code with focused tests.
* Apply 'cheap' validation earlier. It's not a call to a restrictive
method, returns no violations.
* But if it it's a call to a restrictive method, then checks if the file
containts a QuickSpec and if the call is within the bounds of the
QuickSpec class.