need better way to handle html from discourse

<img width="531" alt="screen shot 2016-07-11 at 3 42 19 pm" src="https://cloud.githubusercontent.com/assets/1042629/16744200/f7fa1f46-477d-11e6-8aad-4a4c7dff4861.png">

html from inside posts is causing style breakage of the 'reply in discourse' button
