little refactor in streams_controller
little refactor in streams_controller

Muhannes/diaspora,Amadren/diaspora,diaspora/diaspora,SuperTux88/diaspora,KentShikama/diaspora,spixi/diaspora,SuperTux88/diaspora,despora/diaspora,SuperTux88/diaspora,spixi/diaspora,jhass/diaspora,Amadren/diaspora,despora/diaspora,jhass/diaspora,despora/diaspora,geraspora/diaspora,Flaburgan/diaspora,Muhannes/diaspora,KentShikama/diaspora,Muhannes/diaspora,spixi/diaspora,Flaburgan/diaspora,KentShikama/diaspora,diaspora/diaspora,jhass/diaspora,Muhannes/diaspora,Amadren/diaspora,diaspora/diaspora,geraspora/diaspora,jhass/diaspora,spixi/diaspora,Flaburgan/diaspora,KentShikama/diaspora,SuperTux88/diaspora,geraspora/diaspora,diaspora/diaspora,Amadren/diaspora,Flaburgan/diaspora,geraspora/diaspora,despora/diaspora