remove default ruting rule in the mobile_mail_frontend app (fixes #942)
remove default ruting rule in the mobile_mail_frontend app (fixes #942)

C-nakajima/OpenPNE3,openpne/OpenPNE3,openpne/OpenPNE3,isaosano/OpenPNE3,balibali/KakiageSNS,tejima/testravis,tejima/OP3PKG,tejima/testravis,isaosano/OpenPNE3,tejima/OP3PKG,upsilon/travis-test,upsilon/OpenPNE3,ShinichiU/OpenPNE3,ShinichiU/OpenPNE3,upsilon/travis-test,ShinichiU/OpenPNE3,nishizoe/OpenPNE3,tejima/testravis,nise-nabe/ppcon-sns,balibali/KakiageSNS,C-nakajima/OpenPNE3,kashiwasan/symfony-advanced,isaosano/OpenPNE3,nise-nabe/ppcon-sns,ShinichiU/AuthFramework,C-nakajima/OpenPNE3,openpne/OpenPNE3,nishizoe/OpenPNE3,ShinichiU/AuthFramework,kashiwasan/symfony-advanced,openpne/OpenPNE3,C-nakajima/OpenPNE3,upsilon/OpenPNE3,ShinichiU/OpenPNE3,isaosano/OpenPNE3,ShinichiU/AuthFramework