diff --git a/.gitignore b/.gitignore
index ce17a1e..8bc8dcb 100755
--- a/.gitignore
+++ b/.gitignore
@@ -27,5 +27,7 @@ pip-log.txt
 .tox
 nosetests.xml
 
+.pypirc
+
 # Sphinx
 _build
diff --git a/wagtail_modeltranslation/static/modeltranslation/js/copy_stream_fields.js b/wagtail_modeltranslation/static/modeltranslation/js/copy_stream_fields.js
index 74aa323..8a7c0c5 100644
--- a/wagtail_modeltranslation/static/modeltranslation/js/copy_stream_fields.js
+++ b/wagtail_modeltranslation/static/modeltranslation/js/copy_stream_fields.js
@@ -1,4 +1,3 @@
-
 /* Creates the copy buttons in the header of each stream field */
 $(document).ready(function(){
 	//All the stream fields with all his content
@@ -25,7 +24,6 @@ $(document).ready(function(){
 		};
 	};
 
-
 	/* on click binding */
 	$('.translation-field-copy').click(function(event){
 		event.preventDefault();
@@ -42,8 +40,10 @@ function requestCopyField(originID, targetID) {
 	var serializedOriginField = $.grep(serializedForm, function(obj){return obj.name.indexOf(originID) >= 0;});
 	var jsonString = JSON.stringify(serializedOriginField);
 
-	/* AJAX request that returns the html content of originID field
-		with the id's changed to targetID */
+	/*
+	 * AJAX request that returns the html content of originID field
+	 * with the id's changed to targetID
+	 */
 	$.ajax({
 		url: 'copy_translation_content',
 		type: 'GET',
@@ -55,8 +55,8 @@ function requestCopyField(originID, targetID) {
 		var wrapperDiv = $("#"+targetID+"-count").parents('.input')[0];
 		$(wrapperDiv).html(data);
 	})
-	.fail(function() {
-		console.log("error");
+	.fail(function(error) {
+		console.log("wagtail-modeltranslation error: %s", error);
 	})
-	 
+
 }
\ No newline at end of file
diff --git a/wagtail_modeltranslation/static/wagtail_modeltranslation/js/translated_slugs.js b/wagtail_modeltranslation/static/wagtail_modeltranslation/js/translated_slugs.js
deleted file mode 100644
index 5626714..0000000
--- a/wagtail_modeltranslation/static/wagtail_modeltranslation/js/translated_slugs.js
+++ /dev/null
@@ -1,15 +0,0 @@
-$(document).ready(function() {
-    $.each(langs, function(idx, lang_code){
-        $('#id_title_'+lang_code).on('focus', function() {
-            $('#id_slug_'+lang_code).data('previous-val', $('#id_slug_'+lang_code).val());
-            $(this).data('previous-val', $(this).val());
-        });
-
-        $('#id_title_'+lang_code).on('keyup keydown keypress blur', function() {
-            if ($('body').hasClass('create') || (!$('#id_slug_'+lang_code).data('previous-val').length || cleanForSlug($('#id_title_'+lang_code).data('previous-val')) === $('#id_slug_'+lang_code).data('previous-val'))) {
-                // only update slug if the page is being created from scratch, if slug is completely blank, or if title and slug prior to typing were identical
-                $('#id_slug_'+lang_code).val(cleanForSlug($('#id_title_'+lang_code).val()));
-            }
-        });
-    });
-});
\ No newline at end of file
diff --git a/wagtail_modeltranslation/wagtail_hooks.py b/wagtail_modeltranslation/wagtail_hooks.py
index 8d6cc07..77af94b 100644
--- a/wagtail_modeltranslation/wagtail_hooks.py
+++ b/wagtail_modeltranslation/wagtail_hooks.py
@@ -6,8 +6,10 @@ from django.utils.html import format_html, format_html_join
 from django.conf import settings
 from django.conf.urls import url
 from django.http import QueryDict
+from django.http import HttpResponse
 
 from wagtail.wagtailcore import hooks
+from wagtail.wagtailcore.models import Page
 
 
 @hooks.register('insert_editor_js')
@@ -16,8 +18,8 @@ def translated_slugs():
         'modeltranslation/js/wagtail_translated_slugs.js',
     ]
 
-    js_includes = format_html_join('\n', '<script src="{0}{1}"></script>',
-        ((settings.STATIC_URL, filename) for filename in js_files)
+    js_includes = format_html_join('\n', '<script src="{0}{1}"></script>', (
+        (settings.STATIC_URL, filename) for filename in js_files)
     )
 
     lang_codes = []
@@ -32,21 +34,19 @@ def translated_slugs():
 ###############################################################################
 # Copy StreamFields content
 ###############################################################################
-"""
-Ajax view that allows to duplicate content
-between translated streamfields
-""" 
-from django.http import HttpResponse
-
 def return_translation_target_field_rendered_html(request, page_id):
-    from wagtail.wagtailcore.models import Page
+    """
+    Ajax view that allows to duplicate content
+    between translated streamfields
+    """
 
     page = Page.objects.get(pk=page_id)
 
     if request.is_ajax():
         origin_field_name = request.GET.get('origin_field_name')
         target_field_name = request.GET.get('target_field_name')
-        origin_field_serialized = json.loads(request.GET.get('serializedOriginField'))
+        origin_field_serialized = json.loads(
+            request.GET.get('serializedOriginField'))
 
         # Patch field prefixes from origin field to target field
         target_field_patched = []
@@ -55,7 +55,8 @@ def return_translation_target_field_rendered_html(request, page_id):
             for att in item.iteritems():
                 target_value = att[1]
                 if att[0] == 'name':
-                    target_value = att[1].replace(origin_field_name, target_field_name)
+                    target_value = att[1].replace(
+                        origin_field_name, target_field_name)
                     patched_item = {"name": target_value}
                 else:
                     patched_item["value"] = att[1]
@@ -68,38 +69,42 @@ def return_translation_target_field_rendered_html(request, page_id):
             q_data.update({item['name']: item['value']})
 
         # get render html
-        
+
         target_field = page.specific._meta.get_field(target_field_name)
-        value_data = target_field.stream_block.value_from_datadict(q_data, {}, target_field_name)
-        target_field_content_html = target_field.formfield().widget.render(target_field_name, value_data)
+        value_data = target_field.stream_block.value_from_datadict(
+            q_data, {}, target_field_name)
+        target_field_content_html = target_field.formfield().widget.render(
+            target_field_name, value_data)
 
     # return html json
-    return HttpResponse(json.dumps(target_field_content_html), content_type='application/json')
+    return HttpResponse(
+        json.dumps(target_field_content_html), content_type='application/json')
 
 
 @hooks.register('register_admin_urls')
 def copy_streamfields_content():
-   
+
     return [
-        url(r'(?P<page_id>\d+)/edit/copy_translation_content$', return_translation_target_field_rendered_html, name='' ),
+        url(r'(?P<page_id>\d+)/edit/copy_translation_content$',
+            return_translation_target_field_rendered_html, name=''),
     ]
 
 
 @hooks.register('insert_editor_js')
 def streamfields_translation_copy():
     """
-    Includes script in editor html file that creates 
-    buttons to copy content between translated stream fields 
+    Includes script in editor html file that creates
+    buttons to copy content between translated stream fields
     and send a ajax request to copy the content.
     """
 
-    #includes the java script file in the html file
+    # includes the java script file in the html file
     js_files = [
         'modeltranslation/js/copy_stream_fields.js',
     ]
 
-    js_includes = format_html_join('\n', '<script src="{0}{1}"></script>',
-        ((settings.STATIC_URL, filename) for filename in js_files)
+    js_includes = format_html_join('\n', '<script src="{0}{1}"></script>', (
+        (settings.STATIC_URL, filename) for filename in js_files)
     )
 
     return js_includes