Merge pull request #31 from jaewhyun/addingnewframes

fixing frame 13

Author: jaewhyun

data/static/13.html

@@ -13,7 +13,7 @@
       They can enable new things like playing
       sounds, doing computer vision, and working with advanced 3D geometry.
       Contributed libraries can be installed via
-      <i>Sketch > Import Library > Add Libraries...</i>
+      <br><i>Sketch > Import Library > Add Libraries...</i>
     </p>
     <table style="padding-top:8px;">
       <tr valign="top">