Check for attribute unused before warning about Unused Method Parameters
Test for attribute unused
Handle expansion location for macros
Merge pull request #223 from mgu/master

Handle violations located in macro
Improvements to Driver
Merge branch 'dev/recognize-unused' of https://github.com/doug-w/oclint into doug-w-dev/recognize-unused
Address code review comments
Merge branch 'doug-w-dev/recognize-unused'
Catch up clang Driver changes
Catch up with LLVM changes
Set minimal Mac OS X version to 10.9
First work on a root CMakeLists
Add a root CMakelists to build llvm & oclint

building & launching tests is not yet supported.
Building llvm and oclint has only been tested on Debian Linux