* Bumped Standards to 4.3.0, no changes needed
* Dropped d/compat, use debhelper-compat = 12, no changes needed
* Fixed years in d/copyright
* Removed some deprecated files from d/copyright
* Added build dependency lxqt-build-tools (>= 0.6.0~)
* Added d/upstream/metadata
* Bumped Standards to 4.1.0 - no changes needed
* Changed CMAKE_BUILD_TYPE to RelWithDebInfo
* Bumped dephelper to >= 10 and compat to 10 - removed --parallel from rules