Classes: uniform sc default indentation (#134)

SuperCollider code defaults to indentation using tab. All sc codebase is
formatted like this. Here I just opened every .sc file in scide,
selected all code, and automatically indent it pressing Tab.

release-packaging/Classes/FluidDataSetQuery.sc

@@ -1,4 +1,3 @@
-
 FluidDataSetQuery : FluidDataObject {
 	*new{|server| ^super.new(server) }