Fixed markdown rendering garbled characters

Per #427, there was an issue where markdown files were having problems with multi-byte characters.  This should solve that problem.  See before and after screen shots.

![before](https://f.cloud.github.com/assets/1245354/1784052/b62f70d0-68cc-11e3-848b-0320fad0658c.png)


![after](https://f.cloud.github.com/assets/1245354/1784056/be40ab86-68cc-11e3-8fce-19ca66e36be2.png)