Fix bug #403 (non-iconv/mbstring regex is very slow, any one got a better suggestion?)
Fix bug #403 (non-iconv/mbstring regex is very slow, any one got a better suggestion?)

ropik/simplepie,gsnedders/complexpie,songfj/simplepie,skyzyx/simplepie,songfj/simplepie,Alkarex/simplepie,mblaney/simplepie,Alexia/SimplePie,Alexia/SimplePie,blat/simplepie,mblaney/simplepie,barryvdh/simplepie,songfj/simplepie,Alkarex/simplepie,barryvdh/simplepie,barryvdh/simplepie,blat/simplepie,wikidi/simplepie,wikidi/simplepie,skyzyx/simplepie,wikidi/simplepie,FreshRSS/simplepie,FreshRSS/simplepie,simplepie/simplepie,simplepie/simplepie,Alkarex/simplepie,ropik/simplepie,blat/simplepie