up version packages, remove old Django supports

.travis.yml

@@ -3,21 +3,21 @@ language: python
 
 python:
   - "3.5"
+  - "3.6"
   - "3.7"
   - "2.7"
   - pypy
 
 env:
-  - DJANGO="django==1.10.6"
-  - DJANGO="django==1.9.12"
-  - DJANGO="django==1.8.17"
   - DJANGO="django==3.0"
+  - DJANGO="django==2.2.28"
+  - DJANGO="django==1.11.26"
 
 install:
   - pip install $DJANGO
   - pip install -r requirements.txt
+  - pip install -r requirements_dev.txt
   - pip install -e .
-  - pip install pep8
   - pip install https://github.com/un33k/pyflakes/tarball/master
   - pip install coveralls
 
@@ -27,16 +27,14 @@ before_script:
 
 matrix:
   exclude:
-    - python: "3.7"
-      env: DJANGO="django==1.10.6"
-    - python: "3.7"
-      env: DJANGO="django==1.9.12"
-    - python: "2.7"
-      env: DJANGO="django==3.0"
-    - python: "3.3"
-      env: DJANGO="django==3.0"
     - python: "3.5"
       env: DJANGO="django==3.0"
+    - python: "2.7"
+      env: DJANGO="django==2.2.28"
+    - python: "2.7"
+      env: DJANGO="django==3.0"
+    - python: pypy
+      env: DJANGO="django==2.2.28"
     - python: pypy
       env: DJANGO="django==3.0"
 

CHANGELOG.md

@@ -1,3 +1,9 @@
+## 1.2.0
+
+Maintenance:
+
+  - Up version python-slugify, remove support for old Django versions
+  
 ## 1.1.8
 
 Maintenance:

formatter.sh

@@ -7,5 +7,5 @@
 #  -- E225 missing whitespace around operator
 #  -- E501 line too long
 
-pep8 --exclude=migrations --ignore=E128,E225,E501 .
+pycodestyle --exclude=migrations --ignore=E128,E225,E501 .
 

requirements_dev.txt

@@ -0,0 +1 @@
+pycodestyle>=2.5.0

uuslug/__init__.py

@@ -2,6 +2,6 @@ from .uuslug import *
 
 __author__ = 'Val Neekman @ Neekware Inc. [@vneekman]'
 __description__ = 'A Python slugify application that also handles Unicode'
-__version__ = '1.1.8'
+__version__ = '1.2.0'
 
 default_app_config = 'uuslug.apps.AppConfig'