* Build-Depends: Drop versioned constraint on xutils-dev (>= 1:7.5 4).
* Build-Depends: Drop versioned constraint on libx11-dev (>= 2:1.0.0).
* Build-Depends: Drop versioned constraint on libxaw7-dev (>= 1:1.0.1).
* Build-Depends: Drop versioned constraint on libxext-dev (>= 1:1.0.0).
* Build-Depends: Drop versioned constraint on libxft-dev (>= 2.1.8.2-6).
* Build-Depends: Drop versioned constraint on libxi-dev (>= 1:1.0.0-3).
* Build-Depends: Drop versioned constraint on libxmuu-dev (>= 1:1.0.1).
* Build-Depends: Drop versioned constraint on libxrender-dev (>= 1:0.9.0.2-2).
* Build-Depends: Drop versioned constraint on libxt-dev (>= 1:1.0.99.1).
* Build-Depends: Drop versioned constraint on libxtst-dev (>= 1:1.0.1).
* Build-Depends: Drop versioned constraint on libxxf86dga-dev (>= 1:1.0.1).
* Build-Depends: Drop versioned constraint on libxv-dev (>= 1:1.0.1).
* Build-Depends: Drop versioned constraint on libxxf86vm-dev (>= 1:1.0.0).
* Build-Depends: Drop versioned constraint on libxinerama-dev (>= 1:1.0.1).
* Build-Depends: Drop versioned constraint on libxcb1-dev (>= 1.6).
* Build-Depends: Drop versioned constraint on libxrandr-dev (>= 2:1.2).

Changes-By: deb-scrub-obsolete

Fix some issues reported by lintian

See merge request !2

Changes-By: lintian-brush
Fixes: lintian: out-of-date-standards-version
See-also: https://lintian.debian.org/tags/out-of-date-standards-version.html

Changes-By: lintian-brush
Fixes: lintian: older-source-format
See-also: https://lintian.debian.org/tags/older-source-format.html

Test rebuilds with and without this field produced identical binary
packages.