Normalized release archive generation.
Normalized release archive generation.

* Now using gzip -n to compress the release tarball.
* Forcing gzip compression level to 6.
* Setting the timestamp for all files in the archive to the last commit's one.
* Feeding a sorted list of files to tar.
* Forcing numerid UIDs in tarball and original owner/group to be uid 0.
* Forcing gnu archive format.
* Forcing blocking factor.
* Forcing name quoting style.
* Preserves git archive permissions.

Datera/targetcli,Datera/targetcli,cloud4life/targetcli-fb,cvubrugier/targetcli-fb,agrover/targetcli-fb