Allow step for integer properties Small readability improvement
Allow step for integer properties
Small readability improvement

(cherry picked from commit 7b293aa4d412c938b56d8996dab04232d3c40e2e)

pixelpicosean/my-godot-2.1,pixelpicosean/my-godot-2.1,pixelpicosean/my-godot-2.1,pixelpicosean/my-godot-2.1,pixelpicosean/my-godot-2.1