I’m use Colemak keyboard layout, and I can’t change cmd-s keybinding to cmd-r (in colemak is cmd-r)
This what i write in user keymap.cson
'body':
'cmd-r':'core:save'
'atom-text-editor':
'cmd-r':'body:save'
Atom - Version 0.198.0 (0.198.0)
OS - mac os yosemite 10,10: (14D125)