This PR contains the following changes:
- Fix installation of translations.
- Put icons to the correct location.
- Run boinc-client service after package installation.
- Add ca-certificates package dependency.
- Create link to the system ca certificates file during installation.
- Create /etc/boinc-client folder if not exists.
- Set permissions to the data directory. Create configuration files (and symbolic links to them) if not exist.
- Add X11 config file. Fix boinc.conf file installation.
- Add current user to the boinc group.
- Add boinc user to the video and render groups.
- Create boinc user and boinc group when installing the package.
- Put postinst script to the package.
- Add integration tests.
This PR fixes the following issues: #5324, #5325, #5335, #5431.
Signed-off-by: Vitalii Koshura <lestat.de.lionkur@gmail.com>