Travis CI improvements

based on the work done on pyqode.core: run tests with both PyQt4 and PyQt5

.travis.yml

@@ -0,0 +1,45 @@
+language: python
+sudo: required
+dist: trusty
+
+python:
+  - "2.7"
+  - "3.4"
+
+virtualenv:
+  system_site_packages: true
+
+matrix:
+  exclude:
+    - env: QT_API=pyqt5
+      python: "2.7"
+
+env:
+ - QT_API=pyqt4
+ - QT_API=pyqt5
+
+before_install:
+    - "export DISPLAY=:99.0"
+    - "sh -e /etc/init.d/xvfb start"
+
+install:
+ - sudo apt-get update
+
+ # Qt
+ - python scripts/install-qt.py
+
+ # OpenCOBOL
+ - sudo apt-get install -y --qq open-cobol --fix-missing
+
+ # pytest
+ - pip install --quiet pytest pytest-cov
+
+ # coveralls
+ - pip install --quiet coveralls --use-wheel
+
+script:
+ - pip install -e .
+ - catchsegv py.test --cov pyqode
+
+after_success:
+ - coveralls

CONTRIBUTING.rst

@@ -21,13 +21,8 @@ Pull Requests are great!
 4. Add your name to AUTHORS.rst
 5. Push to your fork and submit a pull request to **the master branch**.
 
-Please use **PEP8** to style your code (PEP8 compliance is tested Travis CI).
-
-*You can check pep8 compliance before pushing by running the test suite with
-the --pep8 option*::
-
-    ($ pip3 install pytest-pep8)
-    $ python3 runtests.py --pep8 -m pep8
+Please use **PEP8** to style your code (PEP8 compliance is tested Travis CI)::
 
+    python setup.py test -a "--pep8 -m pep8"
 
 .. _bug tracker: https://github.com/OpenCobolIDE/OpenCobolIDE/issues?state=open