fixed rss urls for sub dirs, if a page has no description don't show "...", and added some translation strings
fixed rss urls for sub dirs, if a page has no description don't show "...", and added some translation strings


Former-commit-id: 180bb160f72f6eaba9ccd9085c1af7ccac549e54
mlocati/concrete5,acliss19xx/concrete5,deek87/concrete5,concrete5/concrete5,KorvinSzanto/concrete5,triplei/concrete5-8,jaromirdalecky/concrete5,haeflimi/concrete5,hissy/concrete5,rikzuiderlicht/concrete5,rikzuiderlicht/concrete5,mainio/concrete5,haeflimi/concrete5,KorvinSzanto/concrete5,KorvinSzanto/concrete5,biplobice/concrete5,a3020/concrete5,mainio/concrete5,concrete5/concrete5,olsgreen/concrete5,hissy/concrete5,MrKarlDilkington/concrete5,hissy/concrete5,biplobice/concrete5,haeflimi/concrete5,biplobice/concrete5,triplei/concrete5-8,jaromirdalecky/concrete5,MrKarlDilkington/concrete5,acliss19xx/concrete5,mlocati/concrete5,triplei/concrete5-8,deek87/concrete5,haeflimi/concrete5,concrete5/concrete5,hissy/concrete5,biplobice/concrete5,olsgreen/concrete5,olsgreen/concrete5,jaromirdalecky/concrete5,deek87/concrete5,acliss19xx/concrete5,rikzuiderlicht/concrete5,jaromirdalecky/concrete5,a3020/concrete5,concrete5/concrete5,mlocati/concrete5,mlocati/concrete5,MrKarlDilkington/concrete5,deek87/concrete5,mainio/concrete5