fix the js error when not logged in and on root/landing page, app is undefined
fix the js error when not logged in and on root/landing page, app is undefined

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