Add coveragerc and travis files.

.coveragerc

@@ -0,0 +1,10 @@
+[run]
+
+[report]
+# Regexes for lines to exclude from consideration
+exclude_lines =
+    # Don't complain about missing debug-only code:
+    def __repr__
+
+    # Don't complain if non-runnable code isn't run:
+    if __name__ == .__main__.:

.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
+