[gnome-music] Update README

[Vadim Rutkovsky <vrutkovsky src gnome org>]

commit a5dc2a871511edb00ad4a1b263f77a1e8770bb55
Author: Shivani Poddar <shivani poddar92 gmail com>
Date:   Thu Feb 6 23:52:46 2014 +0530

    Update README
    
    Troubleshooting import errors for Python

 README |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/README b/README
index 869cf1f..cac7758 100644
--- a/README
+++ b/README
@@ -20,3 +20,9 @@ $ cd gnome-music
 $ ./autogen.sh
 $ make
 
+
+=== Troubleshooting ===
+
+Jhbuild fires import errors for python packages like:
+"ImportError: /opt/gnome/lib64/python2.7/site-packages/"
+Do "export PYTHONPATH=/opt/gnome/lib/python3.3/site-packages" in Jhbuild shell.