[fix] content escaping - closes #441
[fix] content escaping - closes #441

TODO check other engines too

asciimoo/searx,misnyo/searx,gugod/searx,jibe-b/searx,asciimoo/searx,GreenLunar/searx,matejc/searx,PwnArt1st/searx,misnyo/searx,pointhi/searx,matejc/searx,potato/searx,pointhi/searx,gugod/searx,jcherqui/searx,matejc/searx,dalf/searx,GreenLunar/searx,potato/searx,jcherqui/searx,GreenLunar/searx,PwnArt1st/searx,GreenLunar/searx,pointhi/searx,potato/searx,dalf/searx,gugod/searx,dalf/searx,misnyo/searx,potato/searx,gugod/searx,misnyo/searx,jcherqui/searx,jibe-b/searx,asciimoo/searx,PwnArt1st/searx,PwnArt1st/searx,dalf/searx,jcherqui/searx,pointhi/searx,jibe-b/searx,jibe-b/searx,asciimoo/searx,matejc/searx