Add coveragerc and travis files.

.travis.yml

@@ -0,0 +1,30 @@
+language: python
+sudo: false
+python:
+  - 2.6
+  - 2.7
+  - 3.3
+  - 3.4
+  - 3.5
+  - 3.6
+  - pypy
+matrix:
+  allow_failures:
+    - python: pypy
+    - env: TOXENV=cov
+    - env: TOXENV=sith
+  include:
+    - python: 3.5
+      env: TOXENV=cov
+    - python: 3.5
+      env: TOXENV=sith
+install:
+    - pip install --quiet tox-travis
+script:
+    - tox
+after_script:
+    - if [ $TOXENV == "cov" ]; then
+      pip install --quiet coveralls;
+      coveralls;
+      fi
+