Preparing the upcoming release, switch to experimental
Added new build dependendies:
- gcc (>= 4:6)
- g++ (>= 4:6)
- libqt5xdgiconloader-dev (>= 1.3.1~)
Minimum versions added
Bumped Standards to 3.9.8, no changes needed
Fixed VCS fields, using https and plain /git/
Added Recommends lxqt-sudo-l10n
Fixed copyrights Format field to https
Bumped years in copyrights
Added translation control to rules
Set CMAKE_BUILD_TYPE=RelWithDebInfo
Exported LC_ALL=C.UTF-8, make builds reproducible
