no space after key signature unless time signature

[Paul Scott]

In the last several versions including 2.1.5 there is no space after a 
key signature unless there is a time signature.

Paul Scott

%\include "dy26notes.ly"
\include "english.ly"

%\header {
%    title    = "26. Good Old Days"
%    subtitle = "Damn Yankees"
%    piece    = "Reed 2 - Clarinet"
%}

dyxxvicom = \notes{ 
    \time 2/2 s1*3 \repeat volta 2 { s1 } s1*20
    \time 4/4 s1*40 \bar "|."
}
i = \notes\relative c' {
%    \repeat unfold 2 { \acciaccatura{ e8 } f4-. } r4
    a4 b c
}
cli = \notes\relative c' {
    \property Voice.BreathingSign \set #'text = 
    #(make-musicglyph-markup "scripts-caesura")
    %\numberEveryBar 
    \key df \major 
    \repeat "percent" 4 {
        r4^\markup\large\bold{ Allegro } 
        \i
    }
    R1*3 
    << { \repeat "percent" 4 { r4 \i } }  
       { s1*2 s1\> s2. s4\! } >>
%    R1*3
    \repeat "percent" 4 { 
%       r4 \repeat unfold 2 { \acciaccatura{ d8 } ef4-. } r4 } %19
        r4 a4 b c }
    df2( bf) ef( bf) ff'1 cf''4~(\< \times 2/3 { cf8 df ef } ff8-.)\! r r4
    ef,,2\pp( df) f( bf,) 
}

\score {
    <<
        \dyxxvicom
        \property Score.skipBars = ##t
        \property Score.MultiMeasureRest \override #'expand-limit = #1
        \property Score.MultiMeasureRestNumber \override #'padding = #0 
        \property Score.DynamicLineSpanner \override #'padding = #1.0
        \context Staff = flute { \cli }
    >>
    \paper { \translator { \RemoveEmptyStaffContext } }
}