Remove random <sp/> in player names that have clan tags.

In replays that have users with a clan tag, it randomly includes a <sp/>. No clue why, but it seems to be common judging by my google search:

![Screenshot_4_7_13_2_10_PM](https://f.cloud.github.com/assets/521627/349480/a057530a-9fc7-11e2-909a-1b62ded49f18.png)

Solution for now is just to replace it with nothing. :shaved_ice: