Preparing the upcoming release, switch to experimental
Added new build dependendies
- gcc (>= 4:6)
- g++ (>= 4:6)
- libqt5xdgiconloader-dev (>= 1.3.1~)
Added some needed minimum versions
Fixed VCS fields, point to the right branch
Bumped Standards to 3.9.8, no changes needed
Added Recommends lxqt-panel-l10n
Fixed copyrights Format field to https
Bumped years in copyrights
Added translation control to rules
Added hardening options
Set CMAKE_BUILD_TYPE=RelWithDebInfo
Exported LC_ALL=C.UTF-8, make builds reproducible
