use new include system

lieder/vorlage/vorlage.ly

@@ -1,7 +1,7 @@
 \version "2.18.0"
 %globalSize = #16
 %lyricSize = #1.6 %gesamten Text im Dokument verkleinern
-\include "../../lilypond-common-includes/general_include.ly"
+\include "../../lilypond-custom-includes/base_config.ly"
 %#(set-default-paper-size "a4" 'portrait)
 %#(module-define! (resolve-module '(guile-user)) 'lilypond-module (current-module))
 %#(top-repl)

lieder/vorlage_light/vorlage_light.ly

@@ -1,6 +1,6 @@
 \version "2.18.0"
 
-\include "../../generic/general_include.ly"
+\include "../../lilypond-custom-includes/base_config.ly"
 
 HEADER = \bookpart {
   \header {

lieder/vorlage_satz/vorlage_satz.ly

@@ -1,9 +1,7 @@
 \version "2.18.0"
-%globalSize = #16
-\include "../../generic/general_include.ly"
-%#(set-default-paper-size "a4" 'portrait)
-%#(module-define! (resolve-module '(guile-user)) 'lilypond-module (current-module))
-%#(top-repl)
+
+\include "../../lilypond-custom-includes/base_config.ly"
+
 HEADER = \bookpart {
   \header {
     title = "Chorsatz"

lilypond-custom-includes/base_config.ly

@@ -0,0 +1,6 @@
+#(ly:set-option 'relative-includes #t)
+
+defaultSongStyle = #'börnel
+
+\include "categories.ly"
+\include "../lilypond-common-includes/general_include.ly"