Merge branch 'feature/shut-up-compiler-warnings' into 'master'
Get rid unused/shadowed and signed-unsigned-comparison variable compiler warnings.
See merge request !523 (merged)
(cherry picked from commit 46d78f98)
a1f72ff6 Get rid unused/shadowed variable compiler warnings. f613517b Fixes signed-unsigned-comparison warning. ad7b107d Fix more shadowed variable warnings.