New Js Api.Changes

Draft 3

• Use "indented" instead of "sass" to refer to the indented syntax.

Draft 2.1

• Minor adjustments to link up with updates in the main spec.

Draft 2

• Rename CompileResult.includedUrls to CompileResult.loadedUrls. This is better differentiated from the concept of @includeing mixins, and better aligned with the concept of loading modules.

Draft 1

• Initial draft.