add travis

.travis.yml

@@ -0,0 +1,17 @@
+language: python
+python:
+  - 2.7
+# command to install dependencies, e.g. pip install -r requirements.txt --use-mirrors
+install:
+  - pip install requesocks
+  - pip install pyPDF2
+  - pip install isbntools
+  - pip install bibtexparser
+  - pip install coveralls
+    #  - python setup.py install
+# command to run tests, e.g. python setup.py test
+script:
+  - nosetests
+
+after_success:
+  - coveralls