Fixed Bug #7701

Cashshop window wasn't visually updating the cashpoint count after purchasing pet eggs, Thanks to kyeme.
http://hercules.ws/board/tracker/issue-7701-buying-egg-on-cash-shop/

Signed-off-by: shennetsind <ind@henn.et>
Merge branch 'master' of https://github.com/HerculesWS/Hercules into ghbb