Modernize ArcanistCppcheckLinter.
Summary: Ref T2039. Make the ArcanistCppcheckLinter compatible with .arclint.
Test Plan: Wrote and executed unit tests.
Reviewers: epriestley, Blessed Reviewers
Reviewed By: epriestley, Blessed Reviewers
Subscribers: epriestley, Korvin
Maniphest Tasks: T2039
Differential Revision: https://secure.phabricator.com/D9068