diff --git a/umap/settings/base.py b/umap/settings/base.py
index 3bc0d4b9..a308f2c0 100644
--- a/umap/settings/base.py
+++ b/umap/settings/base.py
@@ -153,6 +153,7 @@ LEAFLET_STORAGE_EXTRA_URLS = {
     'routing': 'http://www.openstreetmap.org/directions?engine=osrm_car&route={lat},{lng}&locale={locale}#map={zoom}/{lat}/{lng}',  # noqa
     'ajax_proxy': '/ajax-proxy/?url={url}'
 }
+LEAFLET_STORAGE_KEEP_VERSIONS = 10
 SITE_URL = "http://umap.org"
 SITE_NAME = 'uMap'
 UMAP_DEMO_SITE = False
diff --git a/umap/settings/local.py.sample b/umap/settings/local.py.sample
index f65e4993..ec5e208d 100644
--- a/umap/settings/local.py.sample
+++ b/umap/settings/local.py.sample
@@ -87,7 +87,7 @@ SHORT_SITE_URL = "http://s.hort"
 # POSTGIS_VERSION = (2, 1, 0)
 EMAIL_BACKEND = 'django.core.mail.backends.console.EmailBackend'
 
-# You need to unable accent extension before using UMAP_USE_UNACCENT 
+# You need to unable accent extension before using UMAP_USE_UNACCENT
 # python manage.py dbshell
 # CREATE EXTENSION unaccent;
 UMAP_USE_UNACCENT = False
@@ -98,10 +98,10 @@ STATIC_ROOT = '/home/umap/.virtualenvs/umap/var/static'
 # For users' statics (geojson mainly)
 MEDIA_ROOT = '/home/umap/.virtualenvs/umap/var/uploads'
 
-# MapQuest API key
-MAPQUEST_KEY = ''
-
 # Default map location for new maps
 LEAFLET_LONGITUDE = 2
 LEAFLET_LATITUDE = 51
 LEAFLET_ZOOM = 6
+
+# Number of old version to keep per datalayer.
+LEAFLET_STORAGE_KEEP_VERSIONS = 10
diff --git a/umap/templates/registration/login.html b/umap/templates/registration/login.html
index de881055..eb5b8783 100644
--- a/umap/templates/registration/login.html
+++ b/umap/templates/registration/login.html
@@ -1,7 +1,6 @@
 {% load i18n %}
 
 <h5>{% trans "Please choose a provider" %}</h5>
-
 <div>
     <ul class="login-grid block-grid">
         {% for name in backends.backends %}