Fix migrating recent activities for news, keys were not being updated
Fix migrating recent activities for news, keys were not being updated

refs #1046

mconf-rnp/mconf-web,mconf/mconf-web,mconftec/mconf-web-uergs,becueb/MconfWeb,mconf/mconf-web,mconf-rnp/mconf-web,mconf/mconf-web,becueb/MconfWeb,mconf-ufrgs/mconf-web,mconf-rnp/mconf-web,mconftec/mconf-web-uergs,mconf-ufrgs/mconf-web,akratech/Akraconference,akratech/Akraconference,mconftec/mconf-web-uergs,mconf-rnp/mconf-web,mconftec/mconf-web-uergs,akratech/Akraconference,mconf/mconf-web,mconf-ufrgs/mconf-web,becueb/MconfWeb,akratech/Akraconference,becueb/MconfWeb,mconf-ufrgs/mconf-web