[meld] settings: Rename meldsetting to hint away from direct access

[Kai Willadsen <kaiw src gnome org>]

commit ed0b716eb0676f2ace30e07aacde91b50a715167
Author: Kai Willadsen <kai willadsen gmail com>
Date:   Fri Jul 5 11:22:46 2019 +1000

    settings: Rename meldsetting to hint away from direct access

 meld/settings.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/meld/settings.py b/meld/settings.py
index 33ce1a28..4a1b6a57 100644
--- a/meld/settings.py
+++ b/meld/settings.py
@@ -94,11 +94,11 @@ def load_settings_schema(schema_id):
 
 
 def create_settings():
-    global settings, interface_settings, meldsettings
+    global settings, interface_settings, _meldsettings
 
     settings = load_settings_schema(meld.conf.APPLICATION_ID)
     interface_settings = Gio.Settings.new('org.gnome.desktop.interface')
-    meldsettings = MeldSettings()
+    _meldsettings = MeldSettings()
 
 
 def bind_settings(obj):
@@ -117,9 +117,9 @@ def bind_settings(obj):
 
 
 def get_meld_settings() -> MeldSettings:
-    return meldsettings
+    return _meldsettings
 
 
 settings = None
 interface_settings = None
-meldsettings = None
+_meldsettings = None