Fix mixin arg merge order for lists and scalars (fixes #40) - #59

Fix mixin arg merge order for lists and scalars (fixes #40)#59

PiousCrossten wants to merge 4 commits into

colcon:mastercolcon/colcon-mixin:masterfrom

PiousCrossten:fix/reverse-list-concatenation-issue-40PiousCrossten/colcon-mixin:fix/reverse-list-concatenation-issue-40Copy head branch name to clipboard