Making round end reports more clear and easy read.

Making round end reports more clear and easy read by:
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* bolding antag IC names and BYOND keys.
* empty line between every traitor/wizard/changeling and every antag type
* slighty larger "headlines"
* fixing spelling/grammatical errors

**Screenshot:**
![Screenshot of round report](https://dl.dropboxusercontent.com/u/1726015/SS13/roundendreport1.gif)