diff --git a/.travis.yml b/.travis.yml
index bfebef3..812c790 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -48,6 +48,5 @@ after_success:
 - SHA=`git rev-parse --verify HEAD`
 - REPO=`git config remote.origin.url`
 - SSH_REPO=${REPO/https:\/\/github.com\//git@github.com:}
-- git commit -m "Deploy to GitHub Pages: ${SHA}"
+- git commit -m "Deploy to GitHub Pages: $SHA"
 - git push $SSH_REPO gh-pages
-
diff --git a/examples/ac.png b/examples/ac.png
new file mode 100644
index 0000000..8f79fe4
Binary files /dev/null and b/examples/ac.png differ
diff --git a/examples/proc.png b/examples/proc.png
new file mode 100644
index 0000000..a27d93a
Binary files /dev/null and b/examples/proc.png differ