Changelog:
- Fixed init command
- Export pri files:
- Make them recursive
- Correctly link static and dynamic libs recursively
- Export `QT` and `PKGCONFIG`
- Allow export of additional `LIBS` from included dependencies and via `QDEP_LIBS`
- Fix include guard and method name generation
- Add support for namespace hooks
- Add `make lupdate` target to update translations without buggy pro file parsing
- Fixed various small bugs