Releasing 4.0.3.

Tagging 4.0.3-rc3.

Prepare 4.0.3-rc2 (proper.)

The other 4.0.3-rc2 tag is lacking some commits and should not be used.

Prepare 4.0.3-rc2.

Prepare 4.0.3-rc1.

Add forgotten 3.0.6 tag.

This is the tag of the proper Varnish 3.0.6 release.

The "varnish-3.0.6" tag was made in error to point to the -rc1 version.

Release 4.0.2.

Prepare 4.0.2-rc1.

Prepare the 4.0.1 release.