Bump version to 5.1

Remove extra dot in example integration code

.travis.yml

@@ -1,18 +0,0 @@
-env:
- - DJANGO_SETTINGS_MODULE=settings
-sudo: true
-before_install:
-  - sudo apt-get update -qq
-  - sudo apt-get install -qq build-essential gettext python-dev zlib1g-dev libpq-dev xvfb
-  - sudo apt-get install -qq libtiff4-dev libjpeg8-dev libfreetype6-dev liblcms1-dev libwebp-dev
-  - sudo apt-get install -qq graphviz-dev python-setuptools python3-dev python-virtualenv python-pip
-  - sudo apt-get install -qq firefox automake libtool libreadline6 libreadline6-dev libreadline-dev
-  - sudo apt-get install -qq libsqlite3-dev libxml2 libxml2-dev libssl-dev libbz2-dev wget curl llvm
-language: python
-python:
-- "3.5"
-services:
- - postgresql
-install: "pip install -r requirements/test.txt"
-script:
-    - coverage run manage.py test

README.rst

@@ -33,7 +33,7 @@ Installation
      .. code-block:: bash
 
         INSTALLED_APPS = [
-            ....
+            ...
 
             'django.contrib.postgres',
             'localized_fields.apps.LocalizedFieldsConfig'
@@ -279,7 +279,7 @@ Besides ``LocalizedField``, there's also:
 
     Allows storing integers in multiple languages. This works exactly like ``LocalizedField`` except that
     all values must be integers. Do note that values are stored as strings in your database because
-    the backing field type is ``hstore``, which only allows storing integers. The ``LocalizedIntegerField``
+    the backing field type is ``hstore``, which only allows storing strings. The ``LocalizedIntegerField``
     takes care of ensuring that all values are integers and converts the stored strings back to integers
     when retrieving them from the database. Do not expect to be able to do queries such as:
 
@@ -369,6 +369,10 @@ To enable widgets in the admin, you need to inherit from ``LocalizedFieldsAdminM
     admin.site.register(MyLocalizedModel, MyLocalizedModelAdmin)
 
 
+.. image:: ./images/admin-widget.png
+    :alt: The appearance of admin widget
+
+
 Frequently asked questions (FAQ)
 --------------------------------
 

localized_fields/admin.py

@@ -22,6 +22,7 @@ class LocalizedFieldsAdminMixin:
         }
 
         js = (
+            'admin/js/jquery.init.js',
             'localized_fields/localized-fields-admin.js',
         )
 

localized_fields/value.py

@@ -233,4 +233,4 @@ class LocalizedIntegerValue(LocalizedValue):
         """Returns string representation of value"""
 
         value = self.translate()
-        return str(value) if value is not None else None
+        return str(value) if value is not None else ''

setup.py

@@ -33,7 +33,7 @@ with open(os.path.join(os.path.dirname(__file__), 'README.rst'), encoding='utf-8
 
 setup(
     name='django-localized-fields',
-    version='5.0a6',
+    version='5.1',
     packages=find_packages(exclude=['tests']),
     include_package_data=True,
     license='MIT License',
@@ -44,7 +44,7 @@ setup(
     author_email='open-source@sectorlabs.ro',
     keywords=['django', 'localized', 'language', 'models', 'fields'],
     install_requires=[
-        'django-postgres-extra>=1.21a14',
+        'django-postgres-extra>=1.22',
         'Django>=1.11',
         'deprecation==2.0.3'
     ],

tox.ini

@@ -1,11 +1,12 @@
 [tox]
-envlist = py35-dj{111,20,21}, py36-dj{111,20,21}, py37-dj{111,20,21}
+envlist = py35-dj{111,20,21,22}, py36-dj{111,20,21,22}, py37-dj{111,20,21,22}
 
 [testenv]
 deps =
     dj111: Django>=1.11,<1.12
     dj20: Django>=2.0,<2.1
     dj21: Django>=2.1,<2.2
+    dj22: Django>=2.2,<2.3
     -rrequirements/test.txt
 setenv =
     DJANGO_SETTINGS_MODULE=settings