- Update to 1.0.0:
* remove Cmake configs
* regenerate po files
* remove empty languages from LINGUAS and po files
* add mission languages to LINGUAS
* add POTFILES and regenerate main pot file
* add meson configuration
* Update README.md
* Update lt.po
* Update com.github.artemanufrij.imageburner.appdata.xml
- Switch to meson
- Spec file cleanup