Merge branch 'release/1.7.1' into develop

* release/1.7.1:
  Uddate the version info.
Merge branch 'refs/heads/master' into develop

* refs/heads/master:
  Rework the build process to ensure that the package is built properly and the app gets signed.
Not sure why this didn't get in the last update.
Merge branch 'refs/heads/master' into develop

* refs/heads/master:
  Resave the xib for 4.6.
Merge branch 'refs/heads/master' into develop

* refs/heads/master:
  Update to allow code signing checks for Plugins.
  Add ability to have an item that is *only* for releasing from quarantine.
  Add ability to de-quarantine a path during install.
Add CopyMove Helper using XPC
Add code to actually do the copy/move.
Some more changes to get the XPC file copy working properly.
Update to use INSTALLER_SUB_ID user variable instead of REPLACESUBID.
Make the helper even further isolated by product installer, by incorporating the product into the helper name.
Update build scripts
Start the helper listening with the correct name (from the argv[0])
Add code to remove the job when quitting the Installer, if it is running.
Move rename helper script to scheme post-action.
Big fix
Change the Helper to just be a single helper that runs for all the different apps that need it.
Update Helper plist now from the build and not the scheme.
Update to fix Helper info.plist from build rather than the scheme.
Remove unreached code and fixed Sparkle updates for security.
Update UUIDs for latest Mav Dev.