Interface /  Template lists:
* Make the gap for the filtering options slightly bigger, so 1 row doesn't look so cluttered.
* Default Render Layer and Particle System list in the Properties Editor to 1 row as well, to save space.

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@60737 954f8c5b-7b00-dc11-b283-0030488c597c