[accerciser] IPython: use traitlets.config instead of IPython.config

[Samuel Thibault <sthibaul src gnome org>]

commit 9f83d922a2c1357ccf028822d7806e9076b25102
Author: Samuel Thibault <samuel thibault ens-lyon org>
Date:   Mon Apr 1 18:30:17 2019 +0200

    IPython: use traitlets.config instead of IPython.config
    
    as the latter is deprecated since IPython 4.0.
    
    Fixes #4

 plugins/ipython_view.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
---
diff --git a/plugins/ipython_view.py b/plugins/ipython_view.py
index ae3d2be..f7355d4 100755
--- a/plugins/ipython_view.py
+++ b/plugins/ipython_view.py
@@ -91,7 +91,10 @@ class IterableIPShell:
     os.environ['TERM'] = 'dumb'
     excepthook = sys.excepthook 
 
-    from IPython.config.loader import Config
+    if parse_version(IPython.release.version) >= parse_version('4.0.0'):
+        from traitlets.config.loader import Config
+    else:
+        from IPython.config.loader import Config
     cfg = Config()
     cfg.InteractiveShell.colors = "Linux"