Allow CPACK to sign the application.
Fix cmake options list that wasn't set because of scope.
Make more generic the Windows hack on QtKeyChain.
Use a script to code sign all files (not working in cmake file)
Clean cmake files to use targets.
Rework Mac build.
Avoid to use git if version has been specified with cmake command (LINPHONEAPP_VERSION)
* Allow `--target install` to do build/install
* Generic program installation and simplify "only target"
* Update CI to call explicitly install step
* Rewrite install target name
* Add manually libsoci_sqlite3 in appimage as it cannot be done from binaries
- Add Signing info in CI : use Key for Linux, folder for Windows
- Update create appimage for takking account of key
- Use appimagetool in addition of linuxdeploy for code signing step if needed
- Use specific runner on Centos7
- Move appimage script in app folder
- Use git versionning for installer name
- Add qt plugin to install with appimage
- Reduce appimage size, remove duplicates
- Notarization of DMG and codesigning for Apple
