Drop some old unused bmo configuration

dotfiles/config/bmo/ln.ini

@@ -1,3 +0,0 @@
-[ln.dir]
-    target = ~/proj
-    intermediate = ~/.bmo/ln

dotfiles/config/bmo/menu.ini

@@ -65,16 +65,6 @@
     selector_args = --split =
     consumer    = bash -
 
-[menu.def.context]
-    generator = echo none; task context list | grep '^[a-z]'
-    selector_args = --split ' ' --split-field 1
-    consumer = xargs -r task context
-
-[menu.def.projects]
-    generator = projects_now
-    selector_args = -- -p 'pwatcher for:'
-    consumer = pwatcher -
-
 [menu.def.windows]
     generator = ~/.config/i3/bin/i3-lswin
     consumer = ~/.config/i3/bin/i3-focuswin