updated submodule reference for the 1.5.1. hotfix
updated submodule reference for the 1.5.1. hotfix

ericouyang/simple_community,uzura8/tasks,ericouyang/simple_community,uzura8/tasks,uzura8/flockbird,fenom/fuel,uzura8/tasks,uzura8/flockbird,uzura8/torilife,uzura8/torilife,fenom/fuel,uzura8/tasks,uzura8/torilife,uzura8/flockbird,uzura8/flockbird,uzura8/torilife