Remove commands conflicting with filetree commands
Remove commands conflicting with filetree commands

The commands bn and bp conflicted with commands in the filetree plugin,
which led to none of the commands being loaded.

sandsmark/kate,hlamer/kate,hlamer/kate,hlamer/kate,cmacq2/kate,hlamer/kate,DickJ/kate,hlamer/kate,DickJ/kate,hlamer/kate,DickJ/kate,jfmcarreira/kate,hlamer/kate,sandsmark/kate,hlamer/kate,sandsmark/kate,jfmcarreira/kate,cmacq2/kate,hlamer/kate,hlamer/kate,cmacq2/kate,sandsmark/kate,DickJ/kate,jfmcarreira/kate