Fix hardening options

Git-Dch: Ignore
Fix FTBFS on mips, powerpc, s390x

Closes: #744296
Enhance get-orig-source:

* Remove unused symbolic link inside upstream tarball
* Add debian/README.source
gcin (2.8.2+dfsg-2) unstable; urgency=medium

  * Add hardening options
  * Fix FTBFS on mips, powerpc, s390x (Closes: #744296)
  * Enhance get-orig-source:
    * Remove unused symbolic link inside upstream tarball
    * Add debian/README.source
Imported Upstream version 2.8.2+dfsg1
debian/rules:

* Preserve timestamp of data/Makefile when packing DFSG free source
  tarball.
* Change +dfsg to +dfsg1 for repacking DFSG source tarball to fix
  source-contains-unsafe-symlink
Add manpage for ts-edit-en and ts-contribute-en
gcin (2.8.2+dfsg1-1) unstable; urgency=medium

  * Repack upstream tarball to fix source-contains-unsafe-symlink
  * debian/rules:
    * Preserve timestamp of data/Makefile when packing DFSG free source
      tarball.
    * Change +dfsg to +dfsg1 for repacking DFSG source tarball to fix
      source-contains-unsafe-symlink
  * Add manpage for ts-edit-en and ts-contribute-en