diff --git a/public/demo-tracks/demo-01.mp3 b/public/demo-tracks/demo-01.mp3 old mode 100644 new mode 100755 diff --git a/public/demo-tracks/demo-02.mp3 b/public/demo-tracks/demo-02.mp3 old mode 100644 new mode 100755 diff --git a/public/demo-tracks/demo-03.mp3 b/public/demo-tracks/demo-03.mp3 old mode 100644 new mode 100755 diff --git a/public/demo-tracks/demo-04.mp3 b/public/demo-tracks/demo-04.mp3 old mode 100644 new mode 100755 diff --git a/public/demo-tracks/demo-05.mp3 b/public/demo-tracks/demo-05.mp3 old mode 100644 new mode 100755 diff --git a/public/demo-tracks/demo-06.mp3 b/public/demo-tracks/demo-06.mp3 old mode 100644 new mode 100755 diff --git a/public/demo-tracks/demo-07.mp3 b/public/demo-tracks/demo-07.mp3 old mode 100644 new mode 100755 diff --git a/public/demo-tracks/demo-08.mp3 b/public/demo-tracks/demo-08.mp3 old mode 100644 new mode 100755 diff --git a/public/demo-tracks/demo-09.mp3 b/public/demo-tracks/demo-09.mp3 old mode 100644 new mode 100755 diff --git a/public/demo-tracks/demo-10.mp3 b/public/demo-tracks/demo-10.mp3 old mode 100644 new mode 100755