I'm assuming the Project Tree has officially been renamed to Project Bin. If so, I think that menu option should be changed as well, yeah? Reproducible: Always Running Kdenlive 15.08 on Kubuntu 15.04 x64 w/ KDE Plasma 5.3.2 via backports ppa.
Git commit 0cd21353331dac009a157c291ba605c065cb66ec by Jean-Baptiste Mardelle. Committed on 26/08/2015 at 07:13. Pushed by mardelle into branch 'master'. Fix Project Bin name in menu M +4 -4 src/mainwindow.cpp http://commits.kde.org/kdenlive/0cd21353331dac009a157c291ba605c065cb66ec
Git commit 5ac8b1b9369ad54ac498d305fccf1c6d1b02efc3 by Jean-Baptiste Mardelle. Committed on 26/08/2015 at 07:14. Pushed by mardelle into branch 'Applications/15.08'. Fix Project Bin name in menu M +4 -4 src/mainwindow.cpp http://commits.kde.org/kdenlive/5ac8b1b9369ad54ac498d305fccf1c6d1b02efc3