Add tox/travis config

Author: gasman

.gitignore

@@ -1,2 +1,3 @@
 *.pyc
+/.tox/
 /wagtail_experiments.egg-info/

.travis.yml

@@ -0,0 +1,30 @@
+language: python
+cache: pip
+
+# Use container-based infrastructure
+sudo: false
+
+matrix:
+  include:
+   - env: TOXENV=py27-dj18-wt17
+     python: 2.7
+   - env: TOXENV=py27-dj19-wt17
+     python: 2.7
+   - env: TOXENV=py27-dj110-wt17
+     python: 2.7
+   - env: TOXENV=py34-dj110-wt17
+     python: 3.4
+   - env: TOXENV=py35-dj18-wt17
+     python: 3.5
+   - env: TOXENV=py35-dj19-wt17
+     python: 3.5
+   - env: TOXENV=py35-dj110-wt17
+     python: 3.5
+
+# Package installation
+install:
+  - pip install tox
+
+# Run the tests
+script:
+  tox

tox.ini

@@ -0,0 +1,17 @@
+[tox]
+envlist = py{27,34,35}-dj{18,19,110}-wt{17}
+
+[testenv]
+basepython =
+    py27: python2.7
+    py34: python3.4
+    py35: python3.5
+
+deps =
+    dj18: Django>=1.8,<1.9
+    dj19: Django>=1.9,<1.10
+    dj110: Django>=1.10,<1.11
+
+    wt17: wagtail>=1.7,<1.8
+
+commands = ./runtests.py