Remove duplicate

books/lyricbook.sb

@@ -1,15 +0,0 @@
-{
-"template" : "data.tex",
-"lang" : "french",
-"bookoptions" : [],
-"booktype" : "lyric",
-"author" : "Crep (R.Goffe) \\and Lohrun (A.Dupas)",
-"subtitle" : "parolier",
-"title" : "Recueil de chansons",
-"content" : [["sorted"]],
-"authwords" : {
-  "sep" : ["and", "et"]
-  },
- "datadir" : "..",
- "encoding" : "utf8"
-}

books/songbook.yaml

@@ -1,14 +0,0 @@
-book:
-  lang: en
-  encoding: utf8
-  datadir: ".."
-  pictures: yes
-  template: data.tex
-chords:
-  show: yes
-  diagramreminder: important
-  repeatchords: yes
-  lilypond: no
-
-content:
-    sort: