Release Candidate 4 of Release 12

Updates:

- More minor spec file fixups
- Remove atexit() destructors
- Don't copy uninitialized data to kernel commands
- Add IN_PLACE flag to build for running build from build dir

Release Candidate 3 of Release 12

Add some fixups:

- i40iw version 4/5 ABI issue
- Redhat spec issues

Release Candidate 2 of release 12

This release is targeted to match the 4.9 kernel release. If there are no issues found, we'll issue an official release shortly.

v12-rc1

First release of a tarball