Make golint happy

renderer.go

@@ -116,7 +116,6 @@ func (r *renderer) flush() {
 	// Clear any lines we painted in the last render.
 	if r.linesRendered > 0 {
 		for i := r.linesRendered - 1; i > 0; i-- {
-
 			// Check if we should skip rendering for this line. Clearing the
 			// line before painting is part of the standard rendering routine.
 			if _, exists := r.ignoreLines[i]; !exists {
@@ -211,7 +210,6 @@ func (r *renderer) setIgnoredLines(from int, to int) {
 		moveCursor(out, r.linesRendered, 0) // put cursor back
 		r.out.Write(out.Bytes())
 	}
-
 }
 
 // clearIgnoredLines returns control of any ignored lines to the standard