Add ext prefix to config sections

mopidy/backends/local/__init__.py

@@ -37,7 +37,7 @@ class Extension(ext.Extension):
     version = mopidy.__version__
 
     def get_default_config(self):
-        return '[local]'
+        return '[ext.local]'
 
     def validate_config(self, config):
         pass

mopidy/backends/spotify/__init__.py

@@ -7,7 +7,7 @@ from mopidy.utils.formatting import indent
 
 
 config = """
-[spotify]
+[ext.spotify]
 
 # If the Spotify extension should be enabled or not
 enabled = true

mopidy/backends/stream/__init__.py

@@ -34,7 +34,7 @@ class Extension(ext.Extension):
     version = mopidy.__version__
 
     def get_default_config(self):
-        return '[stream]'
+        return '[ext.stream]'
 
     def validate_config(self, config):
         pass

mopidy/frontends/http/__init__.py

@@ -495,7 +495,7 @@ class Extension(ext.Extension):
     version = mopidy.__version__
 
     def get_default_config(self):
-        return '[http]'
+        return '[ext.http]'
 
     def validate_config(self, config):
         pass

mopidy/frontends/lastfm/__init__.py

@@ -40,7 +40,7 @@ class Extension(ext.Extension):
     version = mopidy.__version__
 
     def get_default_config(self):
-        return '[lastfm]'
+        return '[ext.lastfm]'
 
     def validate_config(self, config):
         pass

mopidy/frontends/mpd/__init__.py

@@ -61,7 +61,7 @@ class Extension(ext.Extension):
     version = mopidy.__version__
 
     def get_default_config(self):
-        return '[mpd]'
+        return '[ext.mpd]'
 
     def validate_config(self, config):
         pass

mopidy/frontends/mpris/__init__.py

@@ -68,7 +68,7 @@ class Extension(ext.Extension):
     version = mopidy.__version__
 
     def get_default_config(self):
-        return '[mpris]'
+        return '[ext.mpris]'
 
     def validate_config(self, config):
         pass