Use travis to host the site on github

.travis.yml

@@ -0,0 +1,11 @@
+language: python
+branches:
+  only:
+  - master
+install:
+- pip install pelican ghp-import
+script:
+- make github
+env:
+  global:
+    secure: ae9yhrae4XZIsBHRFGLUaRowFKYP9nQSbiSyu/ueXLOEIqMyDvuz7gwuOPaikOYKyOWJ6N9rQ6keWFNlCzuCop9OP2RBG3nEnHuD1oPoHig9w00hzKB9ME1RTI+moPQZBnLxR0e5Xb3D0lGsf3RKhaJI9RrkGxcxuJYx50m8t4w=

Makefile

@@ -11,3 +11,7 @@ serve: html
 
 regenerate: serve
 	$(PELICAN) -r -s pelican.conf.py content
+
+github: html
+		ghp-import -n $(OUTPUTDIR)
+		@git push -fq https://${GH_TOKEN}@github.com/$(TRAVIS_REPO_SLUG).git gh-pages > /dev/null