try making simpler

Author: vsoch

circle.yml

@@ -1,3 +1,7 @@
+machine:
+  environment:
+    JEKYLL_ENV: production
+
 dependencies:
   pre:
     - gem install jekyll
@@ -8,8 +12,4 @@ general:
 
 test:
   override:
-    - BASEURL=https://circle-artifacts.com/gh/$CIRCLE_USERNAME/singularityware.github.io/$CIRCLE_PREVIOUS_BUILD_NUM/artifacts/0/home/ubuntu/singularityware.github.io/_site/
-    - echo $BASEURL
-    - sed -i "s,/singularityware.github.io/,$BASEURL,g" "_config.yml"
-    - sed -i "s,/page:num/,$BASEURLpage:num/,g" "_config.yml"
     - bundle exec jekyll build